Home / 10,449.45-15,675.21-3,053.75

Finding the Fourth Proportional to 10,449.45, 15,675.21 and 3,053.75

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Solution

The fourth proportional to 10,449.45, 15,675.21 and 3,053.75 is: 4,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.45 : 15,675.21 = 3,053.75 : x
  2. Step 2: Convert to fraction form
    10,449.45/15,675.21 = 3,053.75/x
  3. Step 3: Cross multiply
    10,449.45x = 15,675.21 × 3,053.75
  4. Step 4: Simplify right side
    10,449.45x = 47,868,094.16
  5. Step 5: Solve for x
    x = 47,868,094.16/10,449.45
  6. Step 6: Final answer
    x = 4,580.92

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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.