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Finding the Fourth Proportional to 5,329.98, 7,353.36 and 3,562.74

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Solution

The fourth proportional to 5,329.98, 7,353.36 and 3,562.74 is: 4,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.98 : 7,353.36 = 3,562.74 : x
  2. Step 2: Convert to fraction form
    5,329.98/7,353.36 = 3,562.74/x
  3. Step 3: Cross multiply
    5,329.98x = 7,353.36 × 3,562.74
  4. Step 4: Simplify right side
    5,329.98x = 26,198,109.81
  5. Step 5: Solve for x
    x = 26,198,109.81/5,329.98
  6. Step 6: Final answer
    x = 4,915.24

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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.