Home / 11,046.48-15,243.69-6,329.85

Finding the Fourth Proportional to 11,046.48, 15,243.69 and 6,329.85

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Solution

The fourth proportional to 11,046.48, 15,243.69 and 6,329.85 is: 8,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.48 : 15,243.69 = 6,329.85 : x
  2. Step 2: Convert to fraction form
    11,046.48/15,243.69 = 6,329.85/x
  3. Step 3: Cross multiply
    11,046.48x = 15,243.69 × 6,329.85
  4. Step 4: Simplify right side
    11,046.48x = 96,490,271.15
  5. Step 5: Solve for x
    x = 96,490,271.15/11,046.48
  6. Step 6: Final answer
    x = 8,734.93

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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.