Home / 11,563.71-15,957.91-6,258.52

Finding the Fourth Proportional to 11,563.71, 15,957.91 and 6,258.52

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Solution

The fourth proportional to 11,563.71, 15,957.91 and 6,258.52 is: 8,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.71 : 15,957.91 = 6,258.52 : x
  2. Step 2: Convert to fraction form
    11,563.71/15,957.91 = 6,258.52/x
  3. Step 3: Cross multiply
    11,563.71x = 15,957.91 × 6,258.52
  4. Step 4: Simplify right side
    11,563.71x = 99,872,836.90
  5. Step 5: Solve for x
    x = 99,872,836.90/11,563.71
  6. Step 6: Final answer
    x = 8,636.75

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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.