Home / 9,766.20-14,649.30-6,079.80

Finding the Fourth Proportional to 9,766.20, 14,649.30 and 6,079.80

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Solution

The fourth proportional to 9,766.20, 14,649.30 and 6,079.80 is: 9,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.20 : 14,649.30 = 6,079.80 : x
  2. Step 2: Convert to fraction form
    9,766.20/14,649.30 = 6,079.80/x
  3. Step 3: Cross multiply
    9,766.20x = 14,649.30 × 6,079.80
  4. Step 4: Simplify right side
    9,766.20x = 89,064,814.14
  5. Step 5: Solve for x
    x = 89,064,814.14/9,766.20
  6. Step 6: Final answer
    x = 9,119.70

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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.