Home / 2,915.00-4,371.03-1,730.25

Finding the Fourth Proportional to 2,915.00, 4,371.03 and 1,730.25

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Solution

The fourth proportional to 2,915.00, 4,371.03 and 1,730.25 is: 2,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.00 : 4,371.03 = 1,730.25 : x
  2. Step 2: Convert to fraction form
    2,915.00/4,371.03 = 1,730.25/x
  3. Step 3: Cross multiply
    2,915.00x = 4,371.03 × 1,730.25
  4. Step 4: Simplify right side
    2,915.00x = 7,562,974.66
  5. Step 5: Solve for x
    x = 7,562,974.66/2,915.00
  6. Step 6: Final answer
    x = 2,594.51

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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.