Home / 10,373.68-15,560.46-2,978.17

Finding the Fourth Proportional to 10,373.68, 15,560.46 and 2,978.17

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Solution

The fourth proportional to 10,373.68, 15,560.46 and 2,978.17 is: 4,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.68 : 15,560.46 = 2,978.17 : x
  2. Step 2: Convert to fraction form
    10,373.68/15,560.46 = 2,978.17/x
  3. Step 3: Cross multiply
    10,373.68x = 15,560.46 × 2,978.17
  4. Step 4: Simplify right side
    10,373.68x = 46,341,695.16
  5. Step 5: Solve for x
    x = 46,341,695.16/10,373.68
  6. Step 6: Final answer
    x = 4,467.24

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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.