Home / 10,091.04-15,114.68-4,886

Finding the Fourth Proportional to 10,091.04, 15,114.68 and 4,886

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Solution

The fourth proportional to 10,091.04, 15,114.68 and 4,886 is: 7,318.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.04 : 15,114.68 = 4,886 : x
  2. Step 2: Convert to fraction form
    10,091.04/15,114.68 = 4,886/x
  3. Step 3: Cross multiply
    10,091.04x = 15,114.68 × 4,886
  4. Step 4: Simplify right side
    10,091.04x = 73,850,326.48
  5. Step 5: Solve for x
    x = 73,850,326.48/10,091.04
  6. Step 6: Final answer
    x = 7,318.41

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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.