Home / 10,653.12-15,976.44-3,726

Finding the Fourth Proportional to 10,653.12, 15,976.44 and 3,726

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Solution

The fourth proportional to 10,653.12, 15,976.44 and 3,726 is: 5,587.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.12 : 15,976.44 = 3,726 : x
  2. Step 2: Convert to fraction form
    10,653.12/15,976.44 = 3,726/x
  3. Step 3: Cross multiply
    10,653.12x = 15,976.44 × 3,726
  4. Step 4: Simplify right side
    10,653.12x = 59,528,215.44
  5. Step 5: Solve for x
    x = 59,528,215.44/10,653.12
  6. Step 6: Final answer
    x = 5,587.87

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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.