Home / 4,258.15-6,386.05-2,695.81

Finding the Fourth Proportional to 4,258.15, 6,386.05 and 2,695.81

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Solution

The fourth proportional to 4,258.15, 6,386.05 and 2,695.81 is: 4,042.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.15 : 6,386.05 = 2,695.81 : x
  2. Step 2: Convert to fraction form
    4,258.15/6,386.05 = 2,695.81/x
  3. Step 3: Cross multiply
    4,258.15x = 6,386.05 × 2,695.81
  4. Step 4: Simplify right side
    4,258.15x = 17,215,577.45
  5. Step 5: Solve for x
    x = 17,215,577.45/4,258.15
  6. Step 6: Final answer
    x = 4,042.97

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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.