Home / 4,372.60-6,554.70-1,449.40

Finding the Fourth Proportional to 4,372.60, 6,554.70 and 1,449.40

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Solution

The fourth proportional to 4,372.60, 6,554.70 and 1,449.40 is: 2,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.60 : 6,554.70 = 1,449.40 : x
  2. Step 2: Convert to fraction form
    4,372.60/6,554.70 = 1,449.40/x
  3. Step 3: Cross multiply
    4,372.60x = 6,554.70 × 1,449.40
  4. Step 4: Simplify right side
    4,372.60x = 9,500,382.18
  5. Step 5: Solve for x
    x = 9,500,382.18/4,372.60
  6. Step 6: Final answer
    x = 2,172.71

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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.