Home / 10,788.44-16,184.51-4,945.55

Finding the Fourth Proportional to 10,788.44, 16,184.51 and 4,945.55

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Solution

The fourth proportional to 10,788.44, 16,184.51 and 4,945.55 is: 7,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.44 : 16,184.51 = 4,945.55 : x
  2. Step 2: Convert to fraction form
    10,788.44/16,184.51 = 4,945.55/x
  3. Step 3: Cross multiply
    10,788.44x = 16,184.51 × 4,945.55
  4. Step 4: Simplify right side
    10,788.44x = 80,041,278.70
  5. Step 5: Solve for x
    x = 80,041,278.70/10,788.44
  6. Step 6: Final answer
    x = 7,419.17

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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.