Home / 4,145.22-5,720.56-2,377.17

Finding the Fourth Proportional to 4,145.22, 5,720.56 and 2,377.17

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Solution

The fourth proportional to 4,145.22, 5,720.56 and 2,377.17 is: 3,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.22 : 5,720.56 = 2,377.17 : x
  2. Step 2: Convert to fraction form
    4,145.22/5,720.56 = 2,377.17/x
  3. Step 3: Cross multiply
    4,145.22x = 5,720.56 × 2,377.17
  4. Step 4: Simplify right side
    4,145.22x = 13,598,737.67
  5. Step 5: Solve for x
    x = 13,598,737.67/4,145.22
  6. Step 6: Final answer
    x = 3,280.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.