Home / 2,319.03-3,200.68-1,479.99

Finding the Fourth Proportional to 2,319.03, 3,200.68 and 1,479.99

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Solution

The fourth proportional to 2,319.03, 3,200.68 and 1,479.99 is: 2,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.03 : 3,200.68 = 1,479.99 : x
  2. Step 2: Convert to fraction form
    2,319.03/3,200.68 = 1,479.99/x
  3. Step 3: Cross multiply
    2,319.03x = 3,200.68 × 1,479.99
  4. Step 4: Simplify right side
    2,319.03x = 4,736,988.25
  5. Step 5: Solve for x
    x = 4,736,988.25/2,319.03
  6. Step 6: Final answer
    x = 2,042.66

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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.