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Finding the Fourth Proportional to 5,697.72, 8,547.84 and 3,233.70

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Solution

The fourth proportional to 5,697.72, 8,547.84 and 3,233.70 is: 4,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.72 : 8,547.84 = 3,233.70 : x
  2. Step 2: Convert to fraction form
    5,697.72/8,547.84 = 3,233.70/x
  3. Step 3: Cross multiply
    5,697.72x = 8,547.84 × 3,233.70
  4. Step 4: Simplify right side
    5,697.72x = 27,641,150.21
  5. Step 5: Solve for x
    x = 27,641,150.21/5,697.72
  6. Step 6: Final answer
    x = 4,851.27

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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.