Home / 1,576.20-2,175.28-1,044.18

Finding the Fourth Proportional to 1,576.20, 2,175.28 and 1,044.18

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Solution

The fourth proportional to 1,576.20, 2,175.28 and 1,044.18 is: 1,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.20 : 2,175.28 = 1,044.18 : x
  2. Step 2: Convert to fraction form
    1,576.20/2,175.28 = 1,044.18/x
  3. Step 3: Cross multiply
    1,576.20x = 2,175.28 × 1,044.18
  4. Step 4: Simplify right side
    1,576.20x = 2,271,383.87
  5. Step 5: Solve for x
    x = 2,271,383.87/1,576.20
  6. Step 6: Final answer
    x = 1,441.05

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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.