Home / 4,360.13-6,539.33-2,138.01

Finding the Fourth Proportional to 4,360.13, 6,539.33 and 2,138.01

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Solution

The fourth proportional to 4,360.13, 6,539.33 and 2,138.01 is: 3,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.13 : 6,539.33 = 2,138.01 : x
  2. Step 2: Convert to fraction form
    4,360.13/6,539.33 = 2,138.01/x
  3. Step 3: Cross multiply
    4,360.13x = 6,539.33 × 2,138.01
  4. Step 4: Simplify right side
    4,360.13x = 13,981,142.95
  5. Step 5: Solve for x
    x = 13,981,142.95/4,360.13
  6. Step 6: Final answer
    x = 3,206.59

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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.