Home / 2,239.92-3,089.34-1,532.18

Finding the Fourth Proportional to 2,239.92, 3,089.34 and 1,532.18

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Solution

The fourth proportional to 2,239.92, 3,089.34 and 1,532.18 is: 2,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.92 : 3,089.34 = 1,532.18 : x
  2. Step 2: Convert to fraction form
    2,239.92/3,089.34 = 1,532.18/x
  3. Step 3: Cross multiply
    2,239.92x = 3,089.34 × 1,532.18
  4. Step 4: Simplify right side
    2,239.92x = 4,733,432.68
  5. Step 5: Solve for x
    x = 4,733,432.68/2,239.92
  6. Step 6: Final answer
    x = 2,113.22

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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.