Home / 2,916.57-4,023.46-1,797.15

Finding the Fourth Proportional to 2,916.57, 4,023.46 and 1,797.15

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Solution

The fourth proportional to 2,916.57, 4,023.46 and 1,797.15 is: 2,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.57 : 4,023.46 = 1,797.15 : x
  2. Step 2: Convert to fraction form
    2,916.57/4,023.46 = 1,797.15/x
  3. Step 3: Cross multiply
    2,916.57x = 4,023.46 × 1,797.15
  4. Step 4: Simplify right side
    2,916.57x = 7,230,752.15
  5. Step 5: Solve for x
    x = 7,230,752.15/2,916.57
  6. Step 6: Final answer
    x = 2,479.20

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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.