Home / 10,359.98-15,540.51-2,965.53

Finding the Fourth Proportional to 10,359.98, 15,540.51 and 2,965.53

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Solution

The fourth proportional to 10,359.98, 15,540.51 and 2,965.53 is: 4,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.98 : 15,540.51 = 2,965.53 : x
  2. Step 2: Convert to fraction form
    10,359.98/15,540.51 = 2,965.53/x
  3. Step 3: Cross multiply
    10,359.98x = 15,540.51 × 2,965.53
  4. Step 4: Simplify right side
    10,359.98x = 46,085,848.62
  5. Step 5: Solve for x
    x = 46,085,848.62/10,359.98
  6. Step 6: Final answer
    x = 4,448.45

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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.