Home / 2,801.52-4,199.49-1,159.20

Finding the Fourth Proportional to 2,801.52, 4,199.49 and 1,159.20

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Solution

The fourth proportional to 2,801.52, 4,199.49 and 1,159.20 is: 1,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.52 : 4,199.49 = 1,159.20 : x
  2. Step 2: Convert to fraction form
    2,801.52/4,199.49 = 1,159.20/x
  3. Step 3: Cross multiply
    2,801.52x = 4,199.49 × 1,159.20
  4. Step 4: Simplify right side
    2,801.52x = 4,868,048.81
  5. Step 5: Solve for x
    x = 4,868,048.81/2,801.52
  6. Step 6: Final answer
    x = 1,737.65

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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.