Home / 11,006.48-15,187.02-6,226.40

Finding the Fourth Proportional to 11,006.48, 15,187.02 and 6,226.40

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Solution

The fourth proportional to 11,006.48, 15,187.02 and 6,226.40 is: 8,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.48 : 15,187.02 = 6,226.40 : x
  2. Step 2: Convert to fraction form
    11,006.48/15,187.02 = 6,226.40/x
  3. Step 3: Cross multiply
    11,006.48x = 15,187.02 × 6,226.40
  4. Step 4: Simplify right side
    11,006.48x = 94,560,475.95
  5. Step 5: Solve for x
    x = 94,560,475.95/11,006.48
  6. Step 6: Final answer
    x = 8,591.34

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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.