Home / 4,372.18-6,557.36-1,449.70

Finding the Fourth Proportional to 4,372.18, 6,557.36 and 1,449.70

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Solution

The fourth proportional to 4,372.18, 6,557.36 and 1,449.70 is: 2,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.18 : 6,557.36 = 1,449.70 : x
  2. Step 2: Convert to fraction form
    4,372.18/6,557.36 = 1,449.70/x
  3. Step 3: Cross multiply
    4,372.18x = 6,557.36 × 1,449.70
  4. Step 4: Simplify right side
    4,372.18x = 9,506,181.15
  5. Step 5: Solve for x
    x = 9,506,181.15/4,372.18
  6. Step 6: Final answer
    x = 2,174.24

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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.