Home / 3,146.28-4,717.58-1,295.30

Finding the Fourth Proportional to 3,146.28, 4,717.58 and 1,295.30

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Solution

The fourth proportional to 3,146.28, 4,717.58 and 1,295.30 is: 1,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.28 : 4,717.58 = 1,295.30 : x
  2. Step 2: Convert to fraction form
    3,146.28/4,717.58 = 1,295.30/x
  3. Step 3: Cross multiply
    3,146.28x = 4,717.58 × 1,295.30
  4. Step 4: Simplify right side
    3,146.28x = 6,110,686.69
  5. Step 5: Solve for x
    x = 6,110,686.69/3,146.28
  6. Step 6: Final answer
    x = 1,942.20

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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.