Home / 11,044.86-15,240.87-7,511.10

Finding the Fourth Proportional to 11,044.86, 15,240.87 and 7,511.10

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Solution

The fourth proportional to 11,044.86, 15,240.87 and 7,511.10 is: 10,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.86 : 15,240.87 = 7,511.10 : x
  2. Step 2: Convert to fraction form
    11,044.86/15,240.87 = 7,511.10/x
  3. Step 3: Cross multiply
    11,044.86x = 15,240.87 × 7,511.10
  4. Step 4: Simplify right side
    11,044.86x = 114,475,698.66
  5. Step 5: Solve for x
    x = 114,475,698.66/11,044.86
  6. Step 6: Final answer
    x = 10,364.61

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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.