Home / 3,258.96-4,495.68-2,077.92

Finding the Fourth Proportional to 3,258.96, 4,495.68 and 2,077.92

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Solution

The fourth proportional to 3,258.96, 4,495.68 and 2,077.92 is: 2,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.96 : 4,495.68 = 2,077.92 : x
  2. Step 2: Convert to fraction form
    3,258.96/4,495.68 = 2,077.92/x
  3. Step 3: Cross multiply
    3,258.96x = 4,495.68 × 2,077.92
  4. Step 4: Simplify right side
    3,258.96x = 9,341,663.39
  5. Step 5: Solve for x
    x = 9,341,663.39/3,258.96
  6. Step 6: Final answer
    x = 2,866.46

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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.