Home / 2,569.12-3,856.24-1,748.64

Finding the Fourth Proportional to 2,569.12, 3,856.24 and 1,748.64

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Solution

The fourth proportional to 2,569.12, 3,856.24 and 1,748.64 is: 2,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.12 : 3,856.24 = 1,748.64 : x
  2. Step 2: Convert to fraction form
    2,569.12/3,856.24 = 1,748.64/x
  3. Step 3: Cross multiply
    2,569.12x = 3,856.24 × 1,748.64
  4. Step 4: Simplify right side
    2,569.12x = 6,743,175.51
  5. Step 5: Solve for x
    x = 6,743,175.51/2,569.12
  6. Step 6: Final answer
    x = 2,624.70

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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.