Home / 10,180.08-15,269.76-5,492.88

Finding the Fourth Proportional to 10,180.08, 15,269.76 and 5,492.88

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Solution

The fourth proportional to 10,180.08, 15,269.76 and 5,492.88 is: 8,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.08 : 15,269.76 = 5,492.88 : x
  2. Step 2: Convert to fraction form
    10,180.08/15,269.76 = 5,492.88/x
  3. Step 3: Cross multiply
    10,180.08x = 15,269.76 × 5,492.88
  4. Step 4: Simplify right side
    10,180.08x = 83,874,959.31
  5. Step 5: Solve for x
    x = 83,874,959.31/10,180.08
  6. Step 6: Final answer
    x = 8,239.13

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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.