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Finding the Fourth Proportional to 6,702.12, 10,053.18 and 4,393.08

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Solution

The fourth proportional to 6,702.12, 10,053.18 and 4,393.08 is: 6,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.12 : 10,053.18 = 4,393.08 : x
  2. Step 2: Convert to fraction form
    6,702.12/10,053.18 = 4,393.08/x
  3. Step 3: Cross multiply
    6,702.12x = 10,053.18 × 4,393.08
  4. Step 4: Simplify right side
    6,702.12x = 44,164,423.99
  5. Step 5: Solve for x
    x = 44,164,423.99/6,702.12
  6. Step 6: Final answer
    x = 6,589.62

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Similar ratio
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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.