Home / 7,583.20-10,471.20-5,350.02

Finding the Fourth Proportional to 7,583.20, 10,471.20 and 5,350.02

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Solution

The fourth proportional to 7,583.20, 10,471.20 and 5,350.02 is: 7,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.20 : 10,471.20 = 5,350.02 : x
  2. Step 2: Convert to fraction form
    7,583.20/10,471.20 = 5,350.02/x
  3. Step 3: Cross multiply
    7,583.20x = 10,471.20 × 5,350.02
  4. Step 4: Simplify right side
    7,583.20x = 56,021,129.42
  5. Step 5: Solve for x
    x = 56,021,129.42/7,583.20
  6. Step 6: Final answer
    x = 7,387.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.