Home / 10,272.55-14,175.03-7,585.18

Finding the Fourth Proportional to 10,272.55, 14,175.03 and 7,585.18

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Solution

The fourth proportional to 10,272.55, 14,175.03 and 7,585.18 is: 10,466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.55 : 14,175.03 = 7,585.18 : x
  2. Step 2: Convert to fraction form
    10,272.55/14,175.03 = 7,585.18/x
  3. Step 3: Cross multiply
    10,272.55x = 14,175.03 × 7,585.18
  4. Step 4: Simplify right side
    10,272.55x = 107,520,154.06
  5. Step 5: Solve for x
    x = 107,520,154.06/10,272.55
  6. Step 6: Final answer
    x = 10,466.74

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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.