Home / 10,566.60-15,850.14-2,776.20

Finding the Fourth Proportional to 10,566.60, 15,850.14 and 2,776.20

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Solution

The fourth proportional to 10,566.60, 15,850.14 and 2,776.20 is: 4,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.60 : 15,850.14 = 2,776.20 : x
  2. Step 2: Convert to fraction form
    10,566.60/15,850.14 = 2,776.20/x
  3. Step 3: Cross multiply
    10,566.60x = 15,850.14 × 2,776.20
  4. Step 4: Simplify right side
    10,566.60x = 44,003,158.67
  5. Step 5: Solve for x
    x = 44,003,158.67/10,566.60
  6. Step 6: Final answer
    x = 4,164.36

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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.