Home / 3,316.30-4,974.68-1,124.29

Finding the Fourth Proportional to 3,316.30, 4,974.68 and 1,124.29

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Solution

The fourth proportional to 3,316.30, 4,974.68 and 1,124.29 is: 1,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.30 : 4,974.68 = 1,124.29 : x
  2. Step 2: Convert to fraction form
    3,316.30/4,974.68 = 1,124.29/x
  3. Step 3: Cross multiply
    3,316.30x = 4,974.68 × 1,124.29
  4. Step 4: Simplify right side
    3,316.30x = 5,592,982.98
  5. Step 5: Solve for x
    x = 5,592,982.98/3,316.30
  6. Step 6: Final answer
    x = 1,686.51

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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.