Home / 10,549.80-15,827.58-3,530.97

Finding the Fourth Proportional to 10,549.80, 15,827.58 and 3,530.97

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Solution

The fourth proportional to 10,549.80, 15,827.58 and 3,530.97 is: 5,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.80 : 15,827.58 = 3,530.97 : x
  2. Step 2: Convert to fraction form
    10,549.80/15,827.58 = 3,530.97/x
  3. Step 3: Cross multiply
    10,549.80x = 15,827.58 × 3,530.97
  4. Step 4: Simplify right side
    10,549.80x = 55,886,710.15
  5. Step 5: Solve for x
    x = 55,886,710.15/10,549.80
  6. Step 6: Final answer
    x = 5,297.42

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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.