Home / 4,458.52-6,688.50-3,644.20

Finding the Fourth Proportional to 4,458.52, 6,688.50 and 3,644.20

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Solution

The fourth proportional to 4,458.52, 6,688.50 and 3,644.20 is: 5,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.52 : 6,688.50 = 3,644.20 : x
  2. Step 2: Convert to fraction form
    4,458.52/6,688.50 = 3,644.20/x
  3. Step 3: Cross multiply
    4,458.52x = 6,688.50 × 3,644.20
  4. Step 4: Simplify right side
    4,458.52x = 24,374,231.70
  5. Step 5: Solve for x
    x = 24,374,231.70/4,458.52
  6. Step 6: Final answer
    x = 5,466.89

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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.