Home / 10,363.68-15,552.45-5,101.20

Finding the Fourth Proportional to 10,363.68, 15,552.45 and 5,101.20

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Solution

The fourth proportional to 10,363.68, 15,552.45 and 5,101.20 is: 7,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.68 : 15,552.45 = 5,101.20 : x
  2. Step 2: Convert to fraction form
    10,363.68/15,552.45 = 5,101.20/x
  3. Step 3: Cross multiply
    10,363.68x = 15,552.45 × 5,101.20
  4. Step 4: Simplify right side
    10,363.68x = 79,336,157.94
  5. Step 5: Solve for x
    x = 79,336,157.94/10,363.68
  6. Step 6: Final answer
    x = 7,655.21

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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.