Home / 4,557.81-6,289.86-2,670.75

Finding the Fourth Proportional to 4,557.81, 6,289.86 and 2,670.75

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Solution

The fourth proportional to 4,557.81, 6,289.86 and 2,670.75 is: 3,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.81 : 6,289.86 = 2,670.75 : x
  2. Step 2: Convert to fraction form
    4,557.81/6,289.86 = 2,670.75/x
  3. Step 3: Cross multiply
    4,557.81x = 6,289.86 × 2,670.75
  4. Step 4: Simplify right side
    4,557.81x = 16,798,643.60
  5. Step 5: Solve for x
    x = 16,798,643.60/4,557.81
  6. Step 6: Final answer
    x = 3,685.68

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Double scale
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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.