Home / 10,099.16-13,934.70-6,371

Finding the Fourth Proportional to 10,099.16, 13,934.70 and 6,371

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Solution

The fourth proportional to 10,099.16, 13,934.70 and 6,371 is: 8,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.16 : 13,934.70 = 6,371 : x
  2. Step 2: Convert to fraction form
    10,099.16/13,934.70 = 6,371/x
  3. Step 3: Cross multiply
    10,099.16x = 13,934.70 × 6,371
  4. Step 4: Simplify right side
    10,099.16x = 88,777,973.70
  5. Step 5: Solve for x
    x = 88,777,973.70/10,099.16
  6. Step 6: Final answer
    x = 8,790.63

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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.