Home / 10,045.80-15,071.94-3,476.16

Finding the Fourth Proportional to 10,045.80, 15,071.94 and 3,476.16

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Solution

The fourth proportional to 10,045.80, 15,071.94 and 3,476.16 is: 5,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.80 : 15,071.94 = 3,476.16 : x
  2. Step 2: Convert to fraction form
    10,045.80/15,071.94 = 3,476.16/x
  3. Step 3: Cross multiply
    10,045.80x = 15,071.94 × 3,476.16
  4. Step 4: Simplify right side
    10,045.80x = 52,392,474.95
  5. Step 5: Solve for x
    x = 52,392,474.95/10,045.80
  6. Step 6: Final answer
    x = 5,215.36

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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.