Home / 4,487.40-6,729.17-1,484.60

Finding the Fourth Proportional to 4,487.40, 6,729.17 and 1,484.60

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Solution

The fourth proportional to 4,487.40, 6,729.17 and 1,484.60 is: 2,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.40 : 6,729.17 = 1,484.60 : x
  2. Step 2: Convert to fraction form
    4,487.40/6,729.17 = 1,484.60/x
  3. Step 3: Cross multiply
    4,487.40x = 6,729.17 × 1,484.60
  4. Step 4: Simplify right side
    4,487.40x = 9,990,084.71
  5. Step 5: Solve for x
    x = 9,990,084.71/4,487.40
  6. Step 6: Final answer
    x = 2,226.25

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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.