Home / 3,521.48-4,859.19-2,340.50

Finding the Fourth Proportional to 3,521.48, 4,859.19 and 2,340.50

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Solution

The fourth proportional to 3,521.48, 4,859.19 and 2,340.50 is: 3,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.48 : 4,859.19 = 2,340.50 : x
  2. Step 2: Convert to fraction form
    3,521.48/4,859.19 = 2,340.50/x
  3. Step 3: Cross multiply
    3,521.48x = 4,859.19 × 2,340.50
  4. Step 4: Simplify right side
    3,521.48x = 11,372,909.90
  5. Step 5: Solve for x
    x = 11,372,909.90/3,521.48
  6. Step 6: Final answer
    x = 3,229.59

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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.