Home / 7,500.56-10,350.60-4,143.27

Finding the Fourth Proportional to 7,500.56, 10,350.60 and 4,143.27

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Solution

The fourth proportional to 7,500.56, 10,350.60 and 4,143.27 is: 5,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.56 : 10,350.60 = 4,143.27 : x
  2. Step 2: Convert to fraction form
    7,500.56/10,350.60 = 4,143.27/x
  3. Step 3: Cross multiply
    7,500.56x = 10,350.60 × 4,143.27
  4. Step 4: Simplify right side
    7,500.56x = 42,885,330.46
  5. Step 5: Solve for x
    x = 42,885,330.46/7,500.56
  6. Step 6: Final answer
    x = 5,717.62

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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.