Home / 6,280.76-8,667.27-3,448.19

Finding the Fourth Proportional to 6,280.76, 8,667.27 and 3,448.19

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Solution

The fourth proportional to 6,280.76, 8,667.27 and 3,448.19 is: 4,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.76 : 8,667.27 = 3,448.19 : x
  2. Step 2: Convert to fraction form
    6,280.76/8,667.27 = 3,448.19/x
  3. Step 3: Cross multiply
    6,280.76x = 8,667.27 × 3,448.19
  4. Step 4: Simplify right side
    6,280.76x = 29,886,393.74
  5. Step 5: Solve for x
    x = 29,886,393.74/6,280.76
  6. Step 6: Final answer
    x = 4,758.40

Related Problems

Find fourth proportional to 3,140.38, 4,333.64 and 1,724.10
Half scale
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Double scale
Find fourth proportional to 6,281.76, 8,668.65 and 3,449.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.