Home / 10,366.68-15,544.98-3,788.40

Finding the Fourth Proportional to 10,366.68, 15,544.98 and 3,788.40

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Solution

The fourth proportional to 10,366.68, 15,544.98 and 3,788.40 is: 5,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.68 : 15,544.98 = 3,788.40 : x
  2. Step 2: Convert to fraction form
    10,366.68/15,544.98 = 3,788.40/x
  3. Step 3: Cross multiply
    10,366.68x = 15,544.98 × 3,788.40
  4. Step 4: Simplify right side
    10,366.68x = 58,890,602.23
  5. Step 5: Solve for x
    x = 58,890,602.23/10,366.68
  6. Step 6: Final answer
    x = 5,680.76

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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.