Home / 7,257.16-10,875.66-3,787.48

Finding the Fourth Proportional to 7,257.16, 10,875.66 and 3,787.48

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Solution

The fourth proportional to 7,257.16, 10,875.66 and 3,787.48 is: 5,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.16 : 10,875.66 = 3,787.48 : x
  2. Step 2: Convert to fraction form
    7,257.16/10,875.66 = 3,787.48/x
  3. Step 3: Cross multiply
    7,257.16x = 10,875.66 × 3,787.48
  4. Step 4: Simplify right side
    7,257.16x = 41,191,344.74
  5. Step 5: Solve for x
    x = 41,191,344.74/7,257.16
  6. Step 6: Final answer
    x = 5,675.96

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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.