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Finding the Fourth Proportional to 5,604.12, 8,404.20 and 5,547.96

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Solution

The fourth proportional to 5,604.12, 8,404.20 and 5,547.96 is: 8,319.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.12 : 8,404.20 = 5,547.96 : x
  2. Step 2: Convert to fraction form
    5,604.12/8,404.20 = 5,547.96/x
  3. Step 3: Cross multiply
    5,604.12x = 8,404.20 × 5,547.96
  4. Step 4: Simplify right side
    5,604.12x = 46,626,165.43
  5. Step 5: Solve for x
    x = 46,626,165.43/5,604.12
  6. Step 6: Final answer
    x = 8,319.98

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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.