Home / 3,402.20-4,693.28-2,283.46

Finding the Fourth Proportional to 3,402.20, 4,693.28 and 2,283.46

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Solution

The fourth proportional to 3,402.20, 4,693.28 and 2,283.46 is: 3,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.20 : 4,693.28 = 2,283.46 : x
  2. Step 2: Convert to fraction form
    3,402.20/4,693.28 = 2,283.46/x
  3. Step 3: Cross multiply
    3,402.20x = 4,693.28 × 2,283.46
  4. Step 4: Simplify right side
    3,402.20x = 10,716,894.00
  5. Step 5: Solve for x
    x = 10,716,894.00/3,402.20
  6. Step 6: Final answer
    x = 3,149.99

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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.