Home / 2,529.44-3,488.64-1,743.20

Finding the Fourth Proportional to 2,529.44, 3,488.64 and 1,743.20

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Solution

The fourth proportional to 2,529.44, 3,488.64 and 1,743.20 is: 2,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.44 : 3,488.64 = 1,743.20 : x
  2. Step 2: Convert to fraction form
    2,529.44/3,488.64 = 1,743.20/x
  3. Step 3: Cross multiply
    2,529.44x = 3,488.64 × 1,743.20
  4. Step 4: Simplify right side
    2,529.44x = 6,081,397.25
  5. Step 5: Solve for x
    x = 6,081,397.25/2,529.44
  6. Step 6: Final answer
    x = 2,404.25

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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.