Home / 11,167.89-15,411.86-6,132.04

Finding the Fourth Proportional to 11,167.89, 15,411.86 and 6,132.04

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Solution

The fourth proportional to 11,167.89, 15,411.86 and 6,132.04 is: 8,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.89 : 15,411.86 = 6,132.04 : x
  2. Step 2: Convert to fraction form
    11,167.89/15,411.86 = 6,132.04/x
  3. Step 3: Cross multiply
    11,167.89x = 15,411.86 × 6,132.04
  4. Step 4: Simplify right side
    11,167.89x = 94,506,141.99
  5. Step 5: Solve for x
    x = 94,506,141.99/11,167.89
  6. Step 6: Final answer
    x = 8,462.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.