Home / 11,744.31-16,205.16-7,763.30

Finding the Fourth Proportional to 11,744.31, 16,205.16 and 7,763.30

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Solution

The fourth proportional to 11,744.31, 16,205.16 and 7,763.30 is: 10,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.31 : 16,205.16 = 7,763.30 : x
  2. Step 2: Convert to fraction form
    11,744.31/16,205.16 = 7,763.30/x
  3. Step 3: Cross multiply
    11,744.31x = 16,205.16 × 7,763.30
  4. Step 4: Simplify right side
    11,744.31x = 125,805,518.63
  5. Step 5: Solve for x
    x = 125,805,518.63/11,744.31
  6. Step 6: Final answer
    x = 10,712.04

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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.