Home / 4,420.11-6,630.96-1,458.73

Finding the Fourth Proportional to 4,420.11, 6,630.96 and 1,458.73

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Solution

The fourth proportional to 4,420.11, 6,630.96 and 1,458.73 is: 2,188.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.11 : 6,630.96 = 1,458.73 : x
  2. Step 2: Convert to fraction form
    4,420.11/6,630.96 = 1,458.73/x
  3. Step 3: Cross multiply
    4,420.11x = 6,630.96 × 1,458.73
  4. Step 4: Simplify right side
    4,420.11x = 9,672,780.28
  5. Step 5: Solve for x
    x = 9,672,780.28/4,420.11
  6. Step 6: Final answer
    x = 2,188.36

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Double scale
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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.