Home / 6,931.14-10,398.36-2,251.17

Finding the Fourth Proportional to 6,931.14, 10,398.36 and 2,251.17

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Solution

The fourth proportional to 6,931.14, 10,398.36 and 2,251.17 is: 3,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.14 : 10,398.36 = 2,251.17 : x
  2. Step 2: Convert to fraction form
    6,931.14/10,398.36 = 2,251.17/x
  3. Step 3: Cross multiply
    6,931.14x = 10,398.36 × 2,251.17
  4. Step 4: Simplify right side
    6,931.14x = 23,408,412.83
  5. Step 5: Solve for x
    x = 23,408,412.83/6,931.14
  6. Step 6: Final answer
    x = 3,377.28

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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.