Home / 4,290.14-5,920.35-2,719.52

Finding the Fourth Proportional to 4,290.14, 5,920.35 and 2,719.52

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Solution

The fourth proportional to 4,290.14, 5,920.35 and 2,719.52 is: 3,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.14 : 5,920.35 = 2,719.52 : x
  2. Step 2: Convert to fraction form
    4,290.14/5,920.35 = 2,719.52/x
  3. Step 3: Cross multiply
    4,290.14x = 5,920.35 × 2,719.52
  4. Step 4: Simplify right side
    4,290.14x = 16,100,510.23
  5. Step 5: Solve for x
    x = 16,100,510.23/4,290.14
  6. Step 6: Final answer
    x = 3,752.91

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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.