Home / 6,122.13-9,187.80-4,482.90

Finding the Fourth Proportional to 6,122.13, 9,187.80 and 4,482.90

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Solution

The fourth proportional to 6,122.13, 9,187.80 and 4,482.90 is: 6,727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.13 : 9,187.80 = 4,482.90 : x
  2. Step 2: Convert to fraction form
    6,122.13/9,187.80 = 4,482.90/x
  3. Step 3: Cross multiply
    6,122.13x = 9,187.80 × 4,482.90
  4. Step 4: Simplify right side
    6,122.13x = 41,187,988.62
  5. Step 5: Solve for x
    x = 41,187,988.62/6,122.13
  6. Step 6: Final answer
    x = 6,727.72

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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.