Home / 10,207.14-15,248.70-6,479.52

Finding the Fourth Proportional to 10,207.14, 15,248.70 and 6,479.52

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Solution

The fourth proportional to 10,207.14, 15,248.70 and 6,479.52 is: 9,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.14 : 15,248.70 = 6,479.52 : x
  2. Step 2: Convert to fraction form
    10,207.14/15,248.70 = 6,479.52/x
  3. Step 3: Cross multiply
    10,207.14x = 15,248.70 × 6,479.52
  4. Step 4: Simplify right side
    10,207.14x = 98,804,256.62
  5. Step 5: Solve for x
    x = 98,804,256.62/10,207.14
  6. Step 6: Final answer
    x = 9,679.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.