Home / 11,053.38-15,249.15-6,803.16

Finding the Fourth Proportional to 11,053.38, 15,249.15 and 6,803.16

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Solution

The fourth proportional to 11,053.38, 15,249.15 and 6,803.16 is: 9,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.38 : 15,249.15 = 6,803.16 : x
  2. Step 2: Convert to fraction form
    11,053.38/15,249.15 = 6,803.16/x
  3. Step 3: Cross multiply
    11,053.38x = 15,249.15 × 6,803.16
  4. Step 4: Simplify right side
    11,053.38x = 103,742,435.91
  5. Step 5: Solve for x
    x = 103,742,435.91/11,053.38
  6. Step 6: Final answer
    x = 9,385.58

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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.