Home / 11,655.19-17,473.29-5,419.14

Finding the Fourth Proportional to 11,655.19, 17,473.29 and 5,419.14

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Solution

The fourth proportional to 11,655.19, 17,473.29 and 5,419.14 is: 8,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.19 : 17,473.29 = 5,419.14 : x
  2. Step 2: Convert to fraction form
    11,655.19/17,473.29 = 5,419.14/x
  3. Step 3: Cross multiply
    11,655.19x = 17,473.29 × 5,419.14
  4. Step 4: Simplify right side
    11,655.19x = 94,690,204.77
  5. Step 5: Solve for x
    x = 94,690,204.77/11,655.19
  6. Step 6: Final answer
    x = 8,124.30

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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.