Home / 7,377.28-11,066.19-2,447.35

Finding the Fourth Proportional to 7,377.28, 11,066.19 and 2,447.35

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Solution

The fourth proportional to 7,377.28, 11,066.19 and 2,447.35 is: 3,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.28 : 11,066.19 = 2,447.35 : x
  2. Step 2: Convert to fraction form
    7,377.28/11,066.19 = 2,447.35/x
  3. Step 3: Cross multiply
    7,377.28x = 11,066.19 × 2,447.35
  4. Step 4: Simplify right side
    7,377.28x = 27,082,772.53
  5. Step 5: Solve for x
    x = 27,082,772.53/7,377.28
  6. Step 6: Final answer
    x = 3,671.11

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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.