Home / 10,315.85-14,236.11-6,334.70

Finding the Fourth Proportional to 10,315.85, 14,236.11 and 6,334.70

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Solution

The fourth proportional to 10,315.85, 14,236.11 and 6,334.70 is: 8,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.85 : 14,236.11 = 6,334.70 : x
  2. Step 2: Convert to fraction form
    10,315.85/14,236.11 = 6,334.70/x
  3. Step 3: Cross multiply
    10,315.85x = 14,236.11 × 6,334.70
  4. Step 4: Simplify right side
    10,315.85x = 90,181,414.84
  5. Step 5: Solve for x
    x = 90,181,414.84/10,315.85
  6. Step 6: Final answer
    x = 8,742.03

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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.