Home / 2,947.16-4,067.10-1,602.77

Finding the Fourth Proportional to 2,947.16, 4,067.10 and 1,602.77

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Solution

The fourth proportional to 2,947.16, 4,067.10 and 1,602.77 is: 2,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.16 : 4,067.10 = 1,602.77 : x
  2. Step 2: Convert to fraction form
    2,947.16/4,067.10 = 1,602.77/x
  3. Step 3: Cross multiply
    2,947.16x = 4,067.10 × 1,602.77
  4. Step 4: Simplify right side
    2,947.16x = 6,518,605.53
  5. Step 5: Solve for x
    x = 6,518,605.53/2,947.16
  6. Step 6: Final answer
    x = 2,211.83

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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.