Home / 3,118.02-4,677.33-1,269.29

Finding the Fourth Proportional to 3,118.02, 4,677.33 and 1,269.29

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Solution

The fourth proportional to 3,118.02, 4,677.33 and 1,269.29 is: 1,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.02 : 4,677.33 = 1,269.29 : x
  2. Step 2: Convert to fraction form
    3,118.02/4,677.33 = 1,269.29/x
  3. Step 3: Cross multiply
    3,118.02x = 4,677.33 × 1,269.29
  4. Step 4: Simplify right side
    3,118.02x = 5,936,888.20
  5. Step 5: Solve for x
    x = 5,936,888.20/3,118.02
  6. Step 6: Final answer
    x = 1,904.06

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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.