Home / 4,149.81-6,210.09-2,590.55

Finding the Fourth Proportional to 4,149.81, 6,210.09 and 2,590.55

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Solution

The fourth proportional to 4,149.81, 6,210.09 and 2,590.55 is: 3,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.81 : 6,210.09 = 2,590.55 : x
  2. Step 2: Convert to fraction form
    4,149.81/6,210.09 = 2,590.55/x
  3. Step 3: Cross multiply
    4,149.81x = 6,210.09 × 2,590.55
  4. Step 4: Simplify right side
    4,149.81x = 16,087,517.60
  5. Step 5: Solve for x
    x = 16,087,517.60/4,149.81
  6. Step 6: Final answer
    x = 3,876.69

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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.