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Finding the Fourth Proportional to 6,029.40, 9,068.40 and 5,397.60

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Solution

The fourth proportional to 6,029.40, 9,068.40 and 5,397.60 is: 8,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,029.40 : 9,068.40 = 5,397.60 : x
  2. Step 2: Convert to fraction form
    6,029.40/9,068.40 = 5,397.60/x
  3. Step 3: Cross multiply
    6,029.40x = 9,068.40 × 5,397.60
  4. Step 4: Simplify right side
    6,029.40x = 48,947,595.84
  5. Step 5: Solve for x
    x = 48,947,595.84/6,029.40
  6. Step 6: Final answer
    x = 8,118.15

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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.