Home / 10,434.03-15,617.17-7,660.08

Finding the Fourth Proportional to 10,434.03, 15,617.17 and 7,660.08

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Solution

The fourth proportional to 10,434.03, 15,617.17 and 7,660.08 is: 11,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.03 : 15,617.17 = 7,660.08 : x
  2. Step 2: Convert to fraction form
    10,434.03/15,617.17 = 7,660.08/x
  3. Step 3: Cross multiply
    10,434.03x = 15,617.17 × 7,660.08
  4. Step 4: Simplify right side
    10,434.03x = 119,628,781.15
  5. Step 5: Solve for x
    x = 119,628,781.15/10,434.03
  6. Step 6: Final answer
    x = 11,465.26

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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.