Home / 4,791.30-7,186.98-1,671.29

Finding the Fourth Proportional to 4,791.30, 7,186.98 and 1,671.29

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Solution

The fourth proportional to 4,791.30, 7,186.98 and 1,671.29 is: 2,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.30 : 7,186.98 = 1,671.29 : x
  2. Step 2: Convert to fraction form
    4,791.30/7,186.98 = 1,671.29/x
  3. Step 3: Cross multiply
    4,791.30x = 7,186.98 × 1,671.29
  4. Step 4: Simplify right side
    4,791.30x = 12,011,545.77
  5. Step 5: Solve for x
    x = 12,011,545.77/4,791.30
  6. Step 6: Final answer
    x = 2,506.95

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1.5x scale

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.