Home / 7,373.88-11,065.14-5,291.64

Finding the Fourth Proportional to 7,373.88, 11,065.14 and 5,291.64

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Solution

The fourth proportional to 7,373.88, 11,065.14 and 5,291.64 is: 7,940.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.88 : 11,065.14 = 5,291.64 : x
  2. Step 2: Convert to fraction form
    7,373.88/11,065.14 = 5,291.64/x
  3. Step 3: Cross multiply
    7,373.88x = 11,065.14 × 5,291.64
  4. Step 4: Simplify right side
    7,373.88x = 58,552,737.43
  5. Step 5: Solve for x
    x = 58,552,737.43/7,373.88
  6. Step 6: Final answer
    x = 7,940.56

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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.