Home / 3,029.20-4,544.30-948.71

Finding the Fourth Proportional to 3,029.20, 4,544.30 and 948.71

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Solution

The fourth proportional to 3,029.20, 4,544.30 and 948.71 is: 1,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.20 : 4,544.30 = 948.71 : x
  2. Step 2: Convert to fraction form
    3,029.20/4,544.30 = 948.71/x
  3. Step 3: Cross multiply
    3,029.20x = 4,544.30 × 948.71
  4. Step 4: Simplify right side
    3,029.20x = 4,311,236.59
  5. Step 5: Solve for x
    x = 4,311,236.59/3,029.20
  6. Step 6: Final answer
    x = 1,423.23

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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.