Home / 11,160.84-15,402.10-6,124.74

Finding the Fourth Proportional to 11,160.84, 15,402.10 and 6,124.74

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Solution

The fourth proportional to 11,160.84, 15,402.10 and 6,124.74 is: 8,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.84 : 15,402.10 = 6,124.74 : x
  2. Step 2: Convert to fraction form
    11,160.84/15,402.10 = 6,124.74/x
  3. Step 3: Cross multiply
    11,160.84x = 15,402.10 × 6,124.74
  4. Step 4: Simplify right side
    11,160.84x = 94,333,857.95
  5. Step 5: Solve for x
    x = 94,333,857.95/11,160.84
  6. Step 6: Final answer
    x = 8,452.22

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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.