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Finding the Fourth Proportional to 5,598.88, 8,385.36 and 5,404.48

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Solution

The fourth proportional to 5,598.88, 8,385.36 and 5,404.48 is: 8,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.88 : 8,385.36 = 5,404.48 : x
  2. Step 2: Convert to fraction form
    5,598.88/8,385.36 = 5,404.48/x
  3. Step 3: Cross multiply
    5,598.88x = 8,385.36 × 5,404.48
  4. Step 4: Simplify right side
    5,598.88x = 45,318,510.41
  5. Step 5: Solve for x
    x = 45,318,510.41/5,598.88
  6. Step 6: Final answer
    x = 8,094.21

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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.