Home / 7,934.49-10,943.91-5,242.59

Finding the Fourth Proportional to 7,934.49, 10,943.91 and 5,242.59

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Solution

The fourth proportional to 7,934.49, 10,943.91 and 5,242.59 is: 7,231.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.49 : 10,943.91 = 5,242.59 : x
  2. Step 2: Convert to fraction form
    7,934.49/10,943.91 = 5,242.59/x
  3. Step 3: Cross multiply
    7,934.49x = 10,943.91 × 5,242.59
  4. Step 4: Simplify right side
    7,934.49x = 57,374,433.13
  5. Step 5: Solve for x
    x = 57,374,433.13/7,934.49
  6. Step 6: Final answer
    x = 7,231.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.