Home / 11,340.27-15,648.38-6,303.69

Finding the Fourth Proportional to 11,340.27, 15,648.38 and 6,303.69

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Solution

The fourth proportional to 11,340.27, 15,648.38 and 6,303.69 is: 8,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.27 : 15,648.38 = 6,303.69 : x
  2. Step 2: Convert to fraction form
    11,340.27/15,648.38 = 6,303.69/x
  3. Step 3: Cross multiply
    11,340.27x = 15,648.38 × 6,303.69
  4. Step 4: Simplify right side
    11,340.27x = 98,642,536.52
  5. Step 5: Solve for x
    x = 98,642,536.52/11,340.27
  6. Step 6: Final answer
    x = 8,698.43

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Half scale
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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.