Home / 7,250.68-10,869.54-3,787.12

Finding the Fourth Proportional to 7,250.68, 10,869.54 and 3,787.12

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Solution

The fourth proportional to 7,250.68, 10,869.54 and 3,787.12 is: 5,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.68 : 10,869.54 = 3,787.12 : x
  2. Step 2: Convert to fraction form
    7,250.68/10,869.54 = 3,787.12/x
  3. Step 3: Cross multiply
    7,250.68x = 10,869.54 × 3,787.12
  4. Step 4: Simplify right side
    7,250.68x = 41,164,252.32
  5. Step 5: Solve for x
    x = 41,164,252.32/7,250.68
  6. Step 6: Final answer
    x = 5,677.30

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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.