Home / 10,181.52-15,272.10-4,342.14

Finding the Fourth Proportional to 10,181.52, 15,272.10 and 4,342.14

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Solution

The fourth proportional to 10,181.52, 15,272.10 and 4,342.14 is: 6,513.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.52 : 15,272.10 = 4,342.14 : x
  2. Step 2: Convert to fraction form
    10,181.52/15,272.10 = 4,342.14/x
  3. Step 3: Cross multiply
    10,181.52x = 15,272.10 × 4,342.14
  4. Step 4: Simplify right side
    10,181.52x = 66,313,596.29
  5. Step 5: Solve for x
    x = 66,313,596.29/10,181.52
  6. Step 6: Final answer
    x = 6,513.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.