Home / 8,009.20-11,053.32-4,651.82

Finding the Fourth Proportional to 8,009.20, 11,053.32 and 4,651.82

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Solution

The fourth proportional to 8,009.20, 11,053.32 and 4,651.82 is: 6,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.20 : 11,053.32 = 4,651.82 : x
  2. Step 2: Convert to fraction form
    8,009.20/11,053.32 = 4,651.82/x
  3. Step 3: Cross multiply
    8,009.20x = 11,053.32 × 4,651.82
  4. Step 4: Simplify right side
    8,009.20x = 51,418,026.23
  5. Step 5: Solve for x
    x = 51,418,026.23/8,009.20
  6. Step 6: Final answer
    x = 6,419.87

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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.