Home / 10,345.13-15,498.17-6,115.75

Finding the Fourth Proportional to 10,345.13, 15,498.17 and 6,115.75

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Solution

The fourth proportional to 10,345.13, 15,498.17 and 6,115.75 is: 9,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.13 : 15,498.17 = 6,115.75 : x
  2. Step 2: Convert to fraction form
    10,345.13/15,498.17 = 6,115.75/x
  3. Step 3: Cross multiply
    10,345.13x = 15,498.17 × 6,115.75
  4. Step 4: Simplify right side
    10,345.13x = 94,782,886.79
  5. Step 5: Solve for x
    x = 94,782,886.79/10,345.13
  6. Step 6: Final answer
    x = 9,162.08

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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.