Home / 11,359.10-15,675.72-6,323.54

Finding the Fourth Proportional to 11,359.10, 15,675.72 and 6,323.54

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Solution

The fourth proportional to 11,359.10, 15,675.72 and 6,323.54 is: 8,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.10 : 15,675.72 = 6,323.54 : x
  2. Step 2: Convert to fraction form
    11,359.10/15,675.72 = 6,323.54/x
  3. Step 3: Cross multiply
    11,359.10x = 15,675.72 × 6,323.54
  4. Step 4: Simplify right side
    11,359.10x = 99,126,042.45
  5. Step 5: Solve for x
    x = 99,126,042.45/11,359.10
  6. Step 6: Final answer
    x = 8,726.58

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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.