Home / 7,398.81-10,198.49-5,008.02

Finding the Fourth Proportional to 7,398.81, 10,198.49 and 5,008.02

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Solution

The fourth proportional to 7,398.81, 10,198.49 and 5,008.02 is: 6,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.81 : 10,198.49 = 5,008.02 : x
  2. Step 2: Convert to fraction form
    7,398.81/10,198.49 = 5,008.02/x
  3. Step 3: Cross multiply
    7,398.81x = 10,198.49 × 5,008.02
  4. Step 4: Simplify right side
    7,398.81x = 51,074,279.91
  5. Step 5: Solve for x
    x = 51,074,279.91/7,398.81
  6. Step 6: Final answer
    x = 6,903.04

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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.