Home / 4,505.40-6,747.66-4,349.70

Finding the Fourth Proportional to 4,505.40, 6,747.66 and 4,349.70

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Solution

The fourth proportional to 4,505.40, 6,747.66 and 4,349.70 is: 6,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.40 : 6,747.66 = 4,349.70 : x
  2. Step 2: Convert to fraction form
    4,505.40/6,747.66 = 4,349.70/x
  3. Step 3: Cross multiply
    4,505.40x = 6,747.66 × 4,349.70
  4. Step 4: Simplify right side
    4,505.40x = 29,350,296.70
  5. Step 5: Solve for x
    x = 29,350,296.70/4,505.40
  6. Step 6: Final answer
    x = 6,514.47

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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.