Home / 7,439.85-11,097.10-6,923.17

Finding the Fourth Proportional to 7,439.85, 11,097.10 and 6,923.17

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Solution

The fourth proportional to 7,439.85, 11,097.10 and 6,923.17 is: 10,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.85 : 11,097.10 = 6,923.17 : x
  2. Step 2: Convert to fraction form
    7,439.85/11,097.10 = 6,923.17/x
  3. Step 3: Cross multiply
    7,439.85x = 11,097.10 × 6,923.17
  4. Step 4: Simplify right side
    7,439.85x = 76,827,132.33
  5. Step 5: Solve for x
    x = 76,827,132.33/7,439.85
  6. Step 6: Final answer
    x = 10,326.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.