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Finding the Fourth Proportional to 5,970.20, 8,895.29 and 5,634.86

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Solution

The fourth proportional to 5,970.20, 8,895.29 and 5,634.86 is: 8,395.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.20 : 8,895.29 = 5,634.86 : x
  2. Step 2: Convert to fraction form
    5,970.20/8,895.29 = 5,634.86/x
  3. Step 3: Cross multiply
    5,970.20x = 8,895.29 × 5,634.86
  4. Step 4: Simplify right side
    5,970.20x = 50,123,641.16
  5. Step 5: Solve for x
    x = 50,123,641.16/5,970.20
  6. Step 6: Final answer
    x = 8,395.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.