Home / 2,035.44-3,053.40-648.29

Finding the Fourth Proportional to 2,035.44, 3,053.40 and 648.29

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Solution

The fourth proportional to 2,035.44, 3,053.40 and 648.29 is: 972.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.44 : 3,053.40 = 648.29 : x
  2. Step 2: Convert to fraction form
    2,035.44/3,053.40 = 648.29/x
  3. Step 3: Cross multiply
    2,035.44x = 3,053.40 × 648.29
  4. Step 4: Simplify right side
    2,035.44x = 1,979,488.69
  5. Step 5: Solve for x
    x = 1,979,488.69/2,035.44
  6. Step 6: Final answer
    x = 972.51

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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.