Home / 10,786.02-16,158.28-6,613.85

Finding the Fourth Proportional to 10,786.02, 16,158.28 and 6,613.85

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Solution

The fourth proportional to 10,786.02, 16,158.28 and 6,613.85 is: 9,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.02 : 16,158.28 = 6,613.85 : x
  2. Step 2: Convert to fraction form
    10,786.02/16,158.28 = 6,613.85/x
  3. Step 3: Cross multiply
    10,786.02x = 16,158.28 × 6,613.85
  4. Step 4: Simplify right side
    10,786.02x = 106,868,440.18
  5. Step 5: Solve for x
    x = 106,868,440.18/10,786.02
  6. Step 6: Final answer
    x = 9,908.05

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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.