Home / 10,326.28-15,489.50-2,535.16

Finding the Fourth Proportional to 10,326.28, 15,489.50 and 2,535.16

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Solution

The fourth proportional to 10,326.28, 15,489.50 and 2,535.16 is: 3,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.28 : 15,489.50 = 2,535.16 : x
  2. Step 2: Convert to fraction form
    10,326.28/15,489.50 = 2,535.16/x
  3. Step 3: Cross multiply
    10,326.28x = 15,489.50 × 2,535.16
  4. Step 4: Simplify right side
    10,326.28x = 39,268,360.82
  5. Step 5: Solve for x
    x = 39,268,360.82/10,326.28
  6. Step 6: Final answer
    x = 3,802.76

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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.