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Finding the Fourth Proportional to 8,697.40, 13,053.30 and 4,024.60

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Solution

The fourth proportional to 8,697.40, 13,053.30 and 4,024.60 is: 6,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.40 : 13,053.30 = 4,024.60 : x
  2. Step 2: Convert to fraction form
    8,697.40/13,053.30 = 4,024.60/x
  3. Step 3: Cross multiply
    8,697.40x = 13,053.30 × 4,024.60
  4. Step 4: Simplify right side
    8,697.40x = 52,534,311.18
  5. Step 5: Solve for x
    x = 52,534,311.18/8,697.40
  6. Step 6: Final answer
    x = 6,040.23

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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.