Home / 5,397.57-7,450.50-3,355.08

Finding the Fourth Proportional to 5,397.57, 7,450.50 and 3,355.08

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Solution

The fourth proportional to 5,397.57, 7,450.50 and 3,355.08 is: 4,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.57 : 7,450.50 = 3,355.08 : x
  2. Step 2: Convert to fraction form
    5,397.57/7,450.50 = 3,355.08/x
  3. Step 3: Cross multiply
    5,397.57x = 7,450.50 × 3,355.08
  4. Step 4: Simplify right side
    5,397.57x = 24,997,023.54
  5. Step 5: Solve for x
    x = 24,997,023.54/5,397.57
  6. Step 6: Final answer
    x = 4,631.16

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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.