Home / 4,326.10-6,490.05-2,132.26

Finding the Fourth Proportional to 4,326.10, 6,490.05 and 2,132.26

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Solution

The fourth proportional to 4,326.10, 6,490.05 and 2,132.26 is: 3,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.10 : 6,490.05 = 2,132.26 : x
  2. Step 2: Convert to fraction form
    4,326.10/6,490.05 = 2,132.26/x
  3. Step 3: Cross multiply
    4,326.10x = 6,490.05 × 2,132.26
  4. Step 4: Simplify right side
    4,326.10x = 13,838,474.01
  5. Step 5: Solve for x
    x = 13,838,474.01/4,326.10
  6. Step 6: Final answer
    x = 3,198.83

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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.