Home / 6,699.44-10,010.68-5,109.38

Finding the Fourth Proportional to 6,699.44, 10,010.68 and 5,109.38

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Solution

The fourth proportional to 6,699.44, 10,010.68 and 5,109.38 is: 7,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.44 : 10,010.68 = 5,109.38 : x
  2. Step 2: Convert to fraction form
    6,699.44/10,010.68 = 5,109.38/x
  3. Step 3: Cross multiply
    6,699.44x = 10,010.68 × 5,109.38
  4. Step 4: Simplify right side
    6,699.44x = 51,148,368.18
  5. Step 5: Solve for x
    x = 51,148,368.18/6,699.44
  6. Step 6: Final answer
    x = 7,634.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.