Home / 3,258.90-4,877.28-2,289.24

Finding the Fourth Proportional to 3,258.90, 4,877.28 and 2,289.24

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Solution

The fourth proportional to 3,258.90, 4,877.28 and 2,289.24 is: 3,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.90 : 4,877.28 = 2,289.24 : x
  2. Step 2: Convert to fraction form
    3,258.90/4,877.28 = 2,289.24/x
  3. Step 3: Cross multiply
    3,258.90x = 4,877.28 × 2,289.24
  4. Step 4: Simplify right side
    3,258.90x = 11,165,264.47
  5. Step 5: Solve for x
    x = 11,165,264.47/3,258.90
  6. Step 6: Final answer
    x = 3,426.08

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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.