Home / 10,549.44-15,823.80-2,758.26

Finding the Fourth Proportional to 10,549.44, 15,823.80 and 2,758.26

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Solution

The fourth proportional to 10,549.44, 15,823.80 and 2,758.26 is: 4,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.44 : 15,823.80 = 2,758.26 : x
  2. Step 2: Convert to fraction form
    10,549.44/15,823.80 = 2,758.26/x
  3. Step 3: Cross multiply
    10,549.44x = 15,823.80 × 2,758.26
  4. Step 4: Simplify right side
    10,549.44x = 43,646,154.59
  5. Step 5: Solve for x
    x = 43,646,154.59/10,549.44
  6. Step 6: Final answer
    x = 4,137.30

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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.