Home / 3,537.04-4,879.56-2,139.52

Finding the Fourth Proportional to 3,537.04, 4,879.56 and 2,139.52

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Solution

The fourth proportional to 3,537.04, 4,879.56 and 2,139.52 is: 2,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.04 : 4,879.56 = 2,139.52 : x
  2. Step 2: Convert to fraction form
    3,537.04/4,879.56 = 2,139.52/x
  3. Step 3: Cross multiply
    3,537.04x = 4,879.56 × 2,139.52
  4. Step 4: Simplify right side
    3,537.04x = 10,439,916.21
  5. Step 5: Solve for x
    x = 10,439,916.21/3,537.04
  6. Step 6: Final answer
    x = 2,951.60

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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.