Home / 9,127.42-13,690.96-2,553.53

Finding the Fourth Proportional to 9,127.42, 13,690.96 and 2,553.53

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Solution

The fourth proportional to 9,127.42, 13,690.96 and 2,553.53 is: 3,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.42 : 13,690.96 = 2,553.53 : x
  2. Step 2: Convert to fraction form
    9,127.42/13,690.96 = 2,553.53/x
  3. Step 3: Cross multiply
    9,127.42x = 13,690.96 × 2,553.53
  4. Step 4: Simplify right side
    9,127.42x = 34,960,202.25
  5. Step 5: Solve for x
    x = 34,960,202.25/9,127.42
  6. Step 6: Final answer
    x = 3,830.24

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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.