Home / 10,444.83-15,669.05-5,518.59

Finding the Fourth Proportional to 10,444.83, 15,669.05 and 5,518.59

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Solution

The fourth proportional to 10,444.83, 15,669.05 and 5,518.59 is: 8,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.83 : 15,669.05 = 5,518.59 : x
  2. Step 2: Convert to fraction form
    10,444.83/15,669.05 = 5,518.59/x
  3. Step 3: Cross multiply
    10,444.83x = 15,669.05 × 5,518.59
  4. Step 4: Simplify right side
    10,444.83x = 86,471,035.05
  5. Step 5: Solve for x
    x = 86,471,035.05/10,444.83
  6. Step 6: Final answer
    x = 8,278.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.