Home / 3,607.04-4,977.67-2,013.61

Finding the Fourth Proportional to 3,607.04, 4,977.67 and 2,013.61

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Solution

The fourth proportional to 3,607.04, 4,977.67 and 2,013.61 is: 2,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.04 : 4,977.67 = 2,013.61 : x
  2. Step 2: Convert to fraction form
    3,607.04/4,977.67 = 2,013.61/x
  3. Step 3: Cross multiply
    3,607.04x = 4,977.67 × 2,013.61
  4. Step 4: Simplify right side
    3,607.04x = 10,023,073.22
  5. Step 5: Solve for x
    x = 10,023,073.22/3,607.04
  6. Step 6: Final answer
    x = 2,778.75

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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.