Home / 6,125.79-9,189.09-2,613.84

Finding the Fourth Proportional to 6,125.79, 9,189.09 and 2,613.84

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Solution

The fourth proportional to 6,125.79, 9,189.09 and 2,613.84 is: 3,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.79 : 9,189.09 = 2,613.84 : x
  2. Step 2: Convert to fraction form
    6,125.79/9,189.09 = 2,613.84/x
  3. Step 3: Cross multiply
    6,125.79x = 9,189.09 × 2,613.84
  4. Step 4: Simplify right side
    6,125.79x = 24,018,811.01
  5. Step 5: Solve for x
    x = 24,018,811.01/6,125.79
  6. Step 6: Final answer
    x = 3,920.93

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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.