Home / 10,566.15-15,849.63-2,774.76

Finding the Fourth Proportional to 10,566.15, 15,849.63 and 2,774.76

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Solution

The fourth proportional to 10,566.15, 15,849.63 and 2,774.76 is: 4,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.15 : 15,849.63 = 2,774.76 : x
  2. Step 2: Convert to fraction form
    10,566.15/15,849.63 = 2,774.76/x
  3. Step 3: Cross multiply
    10,566.15x = 15,849.63 × 2,774.76
  4. Step 4: Simplify right side
    10,566.15x = 43,978,919.34
  5. Step 5: Solve for x
    x = 43,978,919.34/10,566.15
  6. Step 6: Final answer
    x = 4,162.25

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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.