Home / 10,352.48-15,528.82-2,561.28

Finding the Fourth Proportional to 10,352.48, 15,528.82 and 2,561.28

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Solution

The fourth proportional to 10,352.48, 15,528.82 and 2,561.28 is: 3,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.48 : 15,528.82 = 2,561.28 : x
  2. Step 2: Convert to fraction form
    10,352.48/15,528.82 = 2,561.28/x
  3. Step 3: Cross multiply
    10,352.48x = 15,528.82 × 2,561.28
  4. Step 4: Simplify right side
    10,352.48x = 39,773,656.09
  5. Step 5: Solve for x
    x = 39,773,656.09/10,352.48
  6. Step 6: Final answer
    x = 3,841.94

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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.