Home / 10,579.44-15,867.88-2,788.84

Finding the Fourth Proportional to 10,579.44, 15,867.88 and 2,788.84

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Solution

The fourth proportional to 10,579.44, 15,867.88 and 2,788.84 is: 4,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.44 : 15,867.88 = 2,788.84 : x
  2. Step 2: Convert to fraction form
    10,579.44/15,867.88 = 2,788.84/x
  3. Step 3: Cross multiply
    10,579.44x = 15,867.88 × 2,788.84
  4. Step 4: Simplify right side
    10,579.44x = 44,252,978.46
  5. Step 5: Solve for x
    x = 44,252,978.46/10,579.44
  6. Step 6: Final answer
    x = 4,182.92

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1.5x scale

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.