Home / 10,287.24-15,430.85-2,496.05

Finding the Fourth Proportional to 10,287.24, 15,430.85 and 2,496.05

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Solution

The fourth proportional to 10,287.24, 15,430.85 and 2,496.05 is: 3,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287.24 : 15,430.85 = 2,496.05 : x
  2. Step 2: Convert to fraction form
    10,287.24/15,430.85 = 2,496.05/x
  3. Step 3: Cross multiply
    10,287.24x = 15,430.85 × 2,496.05
  4. Step 4: Simplify right side
    10,287.24x = 38,516,083.51
  5. Step 5: Solve for x
    x = 38,516,083.51/10,287.24
  6. Step 6: Final answer
    x = 3,744.06

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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.