Home / 10,132.21-13,988.87-6,950.84

Finding the Fourth Proportional to 10,132.21, 13,988.87 and 6,950.84

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Solution

The fourth proportional to 10,132.21, 13,988.87 and 6,950.84 is: 9,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.21 : 13,988.87 = 6,950.84 : x
  2. Step 2: Convert to fraction form
    10,132.21/13,988.87 = 6,950.84/x
  3. Step 3: Cross multiply
    10,132.21x = 13,988.87 × 6,950.84
  4. Step 4: Simplify right side
    10,132.21x = 97,234,397.15
  5. Step 5: Solve for x
    x = 97,234,397.15/10,132.21
  6. Step 6: Final answer
    x = 9,596.56

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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.