Home / 10,181.39-15,262.35-6,472.13

Finding the Fourth Proportional to 10,181.39, 15,262.35 and 6,472.13

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Solution

The fourth proportional to 10,181.39, 15,262.35 and 6,472.13 is: 9,702.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.39 : 15,262.35 = 6,472.13 : x
  2. Step 2: Convert to fraction form
    10,181.39/15,262.35 = 6,472.13/x
  3. Step 3: Cross multiply
    10,181.39x = 15,262.35 × 6,472.13
  4. Step 4: Simplify right side
    10,181.39x = 98,779,913.31
  5. Step 5: Solve for x
    x = 98,779,913.31/10,181.39
  6. Step 6: Final answer
    x = 9,702.01

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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.