Home / 6,699.36-9,244.84-3,715.12

Finding the Fourth Proportional to 6,699.36, 9,244.84 and 3,715.12

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Solution

The fourth proportional to 6,699.36, 9,244.84 and 3,715.12 is: 5,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.36 : 9,244.84 = 3,715.12 : x
  2. Step 2: Convert to fraction form
    6,699.36/9,244.84 = 3,715.12/x
  3. Step 3: Cross multiply
    6,699.36x = 9,244.84 × 3,715.12
  4. Step 4: Simplify right side
    6,699.36x = 34,345,689.98
  5. Step 5: Solve for x
    x = 34,345,689.98/6,699.36
  6. Step 6: Final answer
    x = 5,126.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.