Home / 2,294.45-3,166.40-1,299.53

Finding the Fourth Proportional to 2,294.45, 3,166.40 and 1,299.53

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Solution

The fourth proportional to 2,294.45, 3,166.40 and 1,299.53 is: 1,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.45 : 3,166.40 = 1,299.53 : x
  2. Step 2: Convert to fraction form
    2,294.45/3,166.40 = 1,299.53/x
  3. Step 3: Cross multiply
    2,294.45x = 3,166.40 × 1,299.53
  4. Step 4: Simplify right side
    2,294.45x = 4,114,833.21
  5. Step 5: Solve for x
    x = 4,114,833.21/2,294.45
  6. Step 6: Final answer
    x = 1,793.39

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1.5x scale

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.