Home / 3,108.68-4,666.14-1,955.24

Finding the Fourth Proportional to 3,108.68, 4,666.14 and 1,955.24

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Solution

The fourth proportional to 3,108.68, 4,666.14 and 1,955.24 is: 2,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.68 : 4,666.14 = 1,955.24 : x
  2. Step 2: Convert to fraction form
    3,108.68/4,666.14 = 1,955.24/x
  3. Step 3: Cross multiply
    3,108.68x = 4,666.14 × 1,955.24
  4. Step 4: Simplify right side
    3,108.68x = 9,123,423.57
  5. Step 5: Solve for x
    x = 9,123,423.57/3,108.68
  6. Step 6: Final answer
    x = 2,934.82

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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.