Home / 1,790.48-2,472.20-1,544.44

Finding the Fourth Proportional to 1,790.48, 2,472.20 and 1,544.44

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Solution

The fourth proportional to 1,790.48, 2,472.20 and 1,544.44 is: 2,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.48 : 2,472.20 = 1,544.44 : x
  2. Step 2: Convert to fraction form
    1,790.48/2,472.20 = 1,544.44/x
  3. Step 3: Cross multiply
    1,790.48x = 2,472.20 × 1,544.44
  4. Step 4: Simplify right side
    1,790.48x = 3,818,164.57
  5. Step 5: Solve for x
    x = 3,818,164.57/1,790.48
  6. Step 6: Final answer
    x = 2,132.48

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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.