Home / 4,307.28-5,942.52-3,190.56

Finding the Fourth Proportional to 4,307.28, 5,942.52 and 3,190.56

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Solution

The fourth proportional to 4,307.28, 5,942.52 and 3,190.56 is: 4,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.28 : 5,942.52 = 3,190.56 : x
  2. Step 2: Convert to fraction form
    4,307.28/5,942.52 = 3,190.56/x
  3. Step 3: Cross multiply
    4,307.28x = 5,942.52 × 3,190.56
  4. Step 4: Simplify right side
    4,307.28x = 18,959,966.61
  5. Step 5: Solve for x
    x = 18,959,966.61/4,307.28
  6. Step 6: Final answer
    x = 4,401.84

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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.