Home / 4,149.56-6,223.40-2,390.84

Finding the Fourth Proportional to 4,149.56, 6,223.40 and 2,390.84

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Solution

The fourth proportional to 4,149.56, 6,223.40 and 2,390.84 is: 3,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.56 : 6,223.40 = 2,390.84 : x
  2. Step 2: Convert to fraction form
    4,149.56/6,223.40 = 2,390.84/x
  3. Step 3: Cross multiply
    4,149.56x = 6,223.40 × 2,390.84
  4. Step 4: Simplify right side
    4,149.56x = 14,879,153.66
  5. Step 5: Solve for x
    x = 14,879,153.66/4,149.56
  6. Step 6: Final answer
    x = 3,585.72

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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.