Home / 2,888.20-4,324.74-2,239.48

Finding the Fourth Proportional to 2,888.20, 4,324.74 and 2,239.48

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Solution

The fourth proportional to 2,888.20, 4,324.74 and 2,239.48 is: 3,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.20 : 4,324.74 = 2,239.48 : x
  2. Step 2: Convert to fraction form
    2,888.20/4,324.74 = 2,239.48/x
  3. Step 3: Cross multiply
    2,888.20x = 4,324.74 × 2,239.48
  4. Step 4: Simplify right side
    2,888.20x = 9,685,168.74
  5. Step 5: Solve for x
    x = 9,685,168.74/2,888.20
  6. Step 6: Final answer
    x = 3,353.36

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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.