Home / 4,572.44-6,817.68-4,489.40

Finding the Fourth Proportional to 4,572.44, 6,817.68 and 4,489.40

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Solution

The fourth proportional to 4,572.44, 6,817.68 and 4,489.40 is: 6,693.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.44 : 6,817.68 = 4,489.40 : x
  2. Step 2: Convert to fraction form
    4,572.44/6,817.68 = 4,489.40/x
  3. Step 3: Cross multiply
    4,572.44x = 6,817.68 × 4,489.40
  4. Step 4: Simplify right side
    4,572.44x = 30,607,296.77
  5. Step 5: Solve for x
    x = 30,607,296.77/4,572.44
  6. Step 6: Final answer
    x = 6,693.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.