Home / 10,397.70-15,600.18-6,497.52

Finding the Fourth Proportional to 10,397.70, 15,600.18 and 6,497.52

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Solution

The fourth proportional to 10,397.70, 15,600.18 and 6,497.52 is: 9,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.70 : 15,600.18 = 6,497.52 : x
  2. Step 2: Convert to fraction form
    10,397.70/15,600.18 = 6,497.52/x
  3. Step 3: Cross multiply
    10,397.70x = 15,600.18 × 6,497.52
  4. Step 4: Simplify right side
    10,397.70x = 101,362,481.55
  5. Step 5: Solve for x
    x = 101,362,481.55/10,397.70
  6. Step 6: Final answer
    x = 9,748.55

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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.