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Finding the Fourth Proportional to 3,697.97, 5,547.11 and 1,232.87

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Solution

The fourth proportional to 3,697.97, 5,547.11 and 1,232.87 is: 1,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.97 : 5,547.11 = 1,232.87 : x
  2. Step 2: Convert to fraction form
    3,697.97/5,547.11 = 1,232.87/x
  3. Step 3: Cross multiply
    3,697.97x = 5,547.11 × 1,232.87
  4. Step 4: Simplify right side
    3,697.97x = 6,838,831.61
  5. Step 5: Solve for x
    x = 6,838,831.61/3,697.97
  6. Step 6: Final answer
    x = 1,849.35

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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.