Home / 11,910.08-16,432.08-7,195.52

Finding the Fourth Proportional to 11,910.08, 16,432.08 and 7,195.52

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Solution

The fourth proportional to 11,910.08, 16,432.08 and 7,195.52 is: 9,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910.08 : 16,432.08 = 7,195.52 : x
  2. Step 2: Convert to fraction form
    11,910.08/16,432.08 = 7,195.52/x
  3. Step 3: Cross multiply
    11,910.08x = 16,432.08 × 7,195.52
  4. Step 4: Simplify right side
    11,910.08x = 118,237,360.28
  5. Step 5: Solve for x
    x = 118,237,360.28/11,910.08
  6. Step 6: Final answer
    x = 9,927.50

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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.