Home / 11,615.90-17,411.92-4,593.06

Finding the Fourth Proportional to 11,615.90, 17,411.92 and 4,593.06

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Solution

The fourth proportional to 11,615.90, 17,411.92 and 4,593.06 is: 6,884.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.90 : 17,411.92 = 4,593.06 : x
  2. Step 2: Convert to fraction form
    11,615.90/17,411.92 = 4,593.06/x
  3. Step 3: Cross multiply
    11,615.90x = 17,411.92 × 4,593.06
  4. Step 4: Simplify right side
    11,615.90x = 79,973,981.79
  5. Step 5: Solve for x
    x = 79,973,981.79/11,615.90
  6. Step 6: Final answer
    x = 6,884.87

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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.