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Finding the Fourth Proportional to 5,600.76, 8,402.76 and 2,313.24

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Solution

The fourth proportional to 5,600.76, 8,402.76 and 2,313.24 is: 3,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.76 : 8,402.76 = 2,313.24 : x
  2. Step 2: Convert to fraction form
    5,600.76/8,402.76 = 2,313.24/x
  3. Step 3: Cross multiply
    5,600.76x = 8,402.76 × 2,313.24
  4. Step 4: Simplify right side
    5,600.76x = 19,437,600.54
  5. Step 5: Solve for x
    x = 19,437,600.54/5,600.76
  6. Step 6: Final answer
    x = 3,470.53

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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.