Home / 5,245.91-7,870.68-2,326.26

Finding the Fourth Proportional to 5,245.91, 7,870.68 and 2,326.26

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Solution

The fourth proportional to 5,245.91, 7,870.68 and 2,326.26 is: 3,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.91 : 7,870.68 = 2,326.26 : x
  2. Step 2: Convert to fraction form
    5,245.91/7,870.68 = 2,326.26/x
  3. Step 3: Cross multiply
    5,245.91x = 7,870.68 × 2,326.26
  4. Step 4: Simplify right side
    5,245.91x = 18,309,248.06
  5. Step 5: Solve for x
    x = 18,309,248.06/5,245.91
  6. Step 6: Final answer
    x = 3,490.20

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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.