Home / 11,642.20-16,066.18-6,337.02

Finding the Fourth Proportional to 11,642.20, 16,066.18 and 6,337.02

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Solution

The fourth proportional to 11,642.20, 16,066.18 and 6,337.02 is: 8,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.20 : 16,066.18 = 6,337.02 : x
  2. Step 2: Convert to fraction form
    11,642.20/16,066.18 = 6,337.02/x
  3. Step 3: Cross multiply
    11,642.20x = 16,066.18 × 6,337.02
  4. Step 4: Simplify right side
    11,642.20x = 101,811,703.98
  5. Step 5: Solve for x
    x = 101,811,703.98/11,642.20
  6. Step 6: Final answer
    x = 8,745.06

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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.