Home / 8,922.44-12,318.75-5,737.17

Finding the Fourth Proportional to 8,922.44, 12,318.75 and 5,737.17

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Solution

The fourth proportional to 8,922.44, 12,318.75 and 5,737.17 is: 7,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.44 : 12,318.75 = 5,737.17 : x
  2. Step 2: Convert to fraction form
    8,922.44/12,318.75 = 5,737.17/x
  3. Step 3: Cross multiply
    8,922.44x = 12,318.75 × 5,737.17
  4. Step 4: Simplify right side
    8,922.44x = 70,674,672.66
  5. Step 5: Solve for x
    x = 70,674,672.66/8,922.44
  6. Step 6: Final answer
    x = 7,921.00

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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.