Home / 10,289.38-15,434.08-2,498.14

Finding the Fourth Proportional to 10,289.38, 15,434.08 and 2,498.14

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Solution

The fourth proportional to 10,289.38, 15,434.08 and 2,498.14 is: 3,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.38 : 15,434.08 = 2,498.14 : x
  2. Step 2: Convert to fraction form
    10,289.38/15,434.08 = 2,498.14/x
  3. Step 3: Cross multiply
    10,289.38x = 15,434.08 × 2,498.14
  4. Step 4: Simplify right side
    10,289.38x = 38,556,492.61
  5. Step 5: Solve for x
    x = 38,556,492.61/10,289.38
  6. Step 6: Final answer
    x = 3,747.21

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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.