Home / 2,455.60-3,386.86-1,748.48

Finding the Fourth Proportional to 2,455.60, 3,386.86 and 1,748.48

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Solution

The fourth proportional to 2,455.60, 3,386.86 and 1,748.48 is: 2,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.60 : 3,386.86 = 1,748.48 : x
  2. Step 2: Convert to fraction form
    2,455.60/3,386.86 = 1,748.48/x
  3. Step 3: Cross multiply
    2,455.60x = 3,386.86 × 1,748.48
  4. Step 4: Simplify right side
    2,455.60x = 5,921,856.97
  5. Step 5: Solve for x
    x = 5,921,856.97/2,455.60
  6. Step 6: Final answer
    x = 2,411.57

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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.