Home / 7,261.66-10,897.98-5,318.92

Finding the Fourth Proportional to 7,261.66, 10,897.98 and 5,318.92

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Solution

The fourth proportional to 7,261.66, 10,897.98 and 5,318.92 is: 7,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.66 : 10,897.98 = 5,318.92 : x
  2. Step 2: Convert to fraction form
    7,261.66/10,897.98 = 5,318.92/x
  3. Step 3: Cross multiply
    7,261.66x = 10,897.98 × 5,318.92
  4. Step 4: Simplify right side
    7,261.66x = 57,965,483.78
  5. Step 5: Solve for x
    x = 57,965,483.78/7,261.66
  6. Step 6: Final answer
    x = 7,982.40

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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.