Home / 3,585.86-4,947.95-2,013.65

Finding the Fourth Proportional to 3,585.86, 4,947.95 and 2,013.65

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Solution

The fourth proportional to 3,585.86, 4,947.95 and 2,013.65 is: 2,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.86 : 4,947.95 = 2,013.65 : x
  2. Step 2: Convert to fraction form
    3,585.86/4,947.95 = 2,013.65/x
  3. Step 3: Cross multiply
    3,585.86x = 4,947.95 × 2,013.65
  4. Step 4: Simplify right side
    3,585.86x = 9,963,439.52
  5. Step 5: Solve for x
    x = 9,963,439.52/3,585.86
  6. Step 6: Final answer
    x = 2,778.54

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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.