Home / 10,350.28-15,525.42-2,559.09

Finding the Fourth Proportional to 10,350.28, 15,525.42 and 2,559.09

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Solution

The fourth proportional to 10,350.28, 15,525.42 and 2,559.09 is: 3,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.28 : 15,525.42 = 2,559.09 : x
  2. Step 2: Convert to fraction form
    10,350.28/15,525.42 = 2,559.09/x
  3. Step 3: Cross multiply
    10,350.28x = 15,525.42 × 2,559.09
  4. Step 4: Simplify right side
    10,350.28x = 39,731,010.09
  5. Step 5: Solve for x
    x = 39,731,010.09/10,350.28
  6. Step 6: Final answer
    x = 3,838.64

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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.