Home / 7,270.88-10,892.40-5,961.76

Finding the Fourth Proportional to 7,270.88, 10,892.40 and 5,961.76

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Solution

The fourth proportional to 7,270.88, 10,892.40 and 5,961.76 is: 8,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.88 : 10,892.40 = 5,961.76 : x
  2. Step 2: Convert to fraction form
    7,270.88/10,892.40 = 5,961.76/x
  3. Step 3: Cross multiply
    7,270.88x = 10,892.40 × 5,961.76
  4. Step 4: Simplify right side
    7,270.88x = 64,937,874.62
  5. Step 5: Solve for x
    x = 64,937,874.62/7,270.88
  6. Step 6: Final answer
    x = 8,931.23

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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.