Home / 6,169.46-8,521.13-4,176.55

Finding the Fourth Proportional to 6,169.46, 8,521.13 and 4,176.55

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Solution

The fourth proportional to 6,169.46, 8,521.13 and 4,176.55 is: 5,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.46 : 8,521.13 = 4,176.55 : x
  2. Step 2: Convert to fraction form
    6,169.46/8,521.13 = 4,176.55/x
  3. Step 3: Cross multiply
    6,169.46x = 8,521.13 × 4,176.55
  4. Step 4: Simplify right side
    6,169.46x = 35,588,862.01
  5. Step 5: Solve for x
    x = 35,588,862.01/6,169.46
  6. Step 6: Final answer
    x = 5,768.55

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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.