Home / 6,292.76-8,684.28-3,498.26

Finding the Fourth Proportional to 6,292.76, 8,684.28 and 3,498.26

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Solution

The fourth proportional to 6,292.76, 8,684.28 and 3,498.26 is: 4,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.76 : 8,684.28 = 3,498.26 : x
  2. Step 2: Convert to fraction form
    6,292.76/8,684.28 = 3,498.26/x
  3. Step 3: Cross multiply
    6,292.76x = 8,684.28 × 3,498.26
  4. Step 4: Simplify right side
    6,292.76x = 30,379,869.35
  5. Step 5: Solve for x
    x = 30,379,869.35/6,292.76
  6. Step 6: Final answer
    x = 4,827.75

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Half scale
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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.