Home / 2,292.02-3,432.50-1,315.16

Finding the Fourth Proportional to 2,292.02, 3,432.50 and 1,315.16

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Solution

The fourth proportional to 2,292.02, 3,432.50 and 1,315.16 is: 1,969.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.02 : 3,432.50 = 1,315.16 : x
  2. Step 2: Convert to fraction form
    2,292.02/3,432.50 = 1,315.16/x
  3. Step 3: Cross multiply
    2,292.02x = 3,432.50 × 1,315.16
  4. Step 4: Simplify right side
    2,292.02x = 4,514,286.70
  5. Step 5: Solve for x
    x = 4,514,286.70/2,292.02
  6. Step 6: Final answer
    x = 1,969.57

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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.