Home / 10,066.10-15,101.55-4,867.70

Finding the Fourth Proportional to 10,066.10, 15,101.55 and 4,867.70

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Solution

The fourth proportional to 10,066.10, 15,101.55 and 4,867.70 is: 7,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.10 : 15,101.55 = 4,867.70 : x
  2. Step 2: Convert to fraction form
    10,066.10/15,101.55 = 4,867.70/x
  3. Step 3: Cross multiply
    10,066.10x = 15,101.55 × 4,867.70
  4. Step 4: Simplify right side
    10,066.10x = 73,509,814.94
  5. Step 5: Solve for x
    x = 73,509,814.94/10,066.10
  6. Step 6: Final answer
    x = 7,302.71

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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.