Home / 11,104.08-15,327.02-6,856.44

Finding the Fourth Proportional to 11,104.08, 15,327.02 and 6,856.44

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Solution

The fourth proportional to 11,104.08, 15,327.02 and 6,856.44 is: 9,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.08 : 15,327.02 = 6,856.44 : x
  2. Step 2: Convert to fraction form
    11,104.08/15,327.02 = 6,856.44/x
  3. Step 3: Cross multiply
    11,104.08x = 15,327.02 × 6,856.44
  4. Step 4: Simplify right side
    11,104.08x = 105,088,793.01
  5. Step 5: Solve for x
    x = 105,088,793.01/11,104.08
  6. Step 6: Final answer
    x = 9,463.98

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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.