Home / 2,029.50-3,043.57-918.23

Finding the Fourth Proportional to 2,029.50, 3,043.57 and 918.23

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Solution

The fourth proportional to 2,029.50, 3,043.57 and 918.23 is: 1,377.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.50 : 3,043.57 = 918.23 : x
  2. Step 2: Convert to fraction form
    2,029.50/3,043.57 = 918.23/x
  3. Step 3: Cross multiply
    2,029.50x = 3,043.57 × 918.23
  4. Step 4: Simplify right side
    2,029.50x = 2,794,697.28
  5. Step 5: Solve for x
    x = 2,794,697.28/2,029.50
  6. Step 6: Final answer
    x = 1,377.04

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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.