Home / 3,114.08-4,671.12-1,263.98

Finding the Fourth Proportional to 3,114.08, 4,671.12 and 1,263.98

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Solution

The fourth proportional to 3,114.08, 4,671.12 and 1,263.98 is: 1,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.08 : 4,671.12 = 1,263.98 : x
  2. Step 2: Convert to fraction form
    3,114.08/4,671.12 = 1,263.98/x
  3. Step 3: Cross multiply
    3,114.08x = 4,671.12 × 1,263.98
  4. Step 4: Simplify right side
    3,114.08x = 5,904,178.90
  5. Step 5: Solve for x
    x = 5,904,178.90/3,114.08
  6. Step 6: Final answer
    x = 1,895.97

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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.