Home / 9,616.32-14,419.01-3,990.26

Finding the Fourth Proportional to 9,616.32, 14,419.01 and 3,990.26

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Solution

The fourth proportional to 9,616.32, 14,419.01 and 3,990.26 is: 5,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,616.32 : 14,419.01 = 3,990.26 : x
  2. Step 2: Convert to fraction form
    9,616.32/14,419.01 = 3,990.26/x
  3. Step 3: Cross multiply
    9,616.32x = 14,419.01 × 3,990.26
  4. Step 4: Simplify right side
    9,616.32x = 57,535,644.87
  5. Step 5: Solve for x
    x = 57,535,644.87/9,616.32
  6. Step 6: Final answer
    x = 5,983.13

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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.