Home / 10,101.51-15,154.83-3,176.01

Finding the Fourth Proportional to 10,101.51, 15,154.83 and 3,176.01

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Solution

The fourth proportional to 10,101.51, 15,154.83 and 3,176.01 is: 4,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.51 : 15,154.83 = 3,176.01 : x
  2. Step 2: Convert to fraction form
    10,101.51/15,154.83 = 3,176.01/x
  3. Step 3: Cross multiply
    10,101.51x = 15,154.83 × 3,176.01
  4. Step 4: Simplify right side
    10,101.51x = 48,131,891.63
  5. Step 5: Solve for x
    x = 48,131,891.63/10,101.51
  6. Step 6: Final answer
    x = 4,764.82

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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.