Home / 7,307.13-10,083.83-3,995.13

Finding the Fourth Proportional to 7,307.13, 10,083.83 and 3,995.13

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Solution

The fourth proportional to 7,307.13, 10,083.83 and 3,995.13 is: 5,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.13 : 10,083.83 = 3,995.13 : x
  2. Step 2: Convert to fraction form
    7,307.13/10,083.83 = 3,995.13/x
  3. Step 3: Cross multiply
    7,307.13x = 10,083.83 × 3,995.13
  4. Step 4: Simplify right side
    7,307.13x = 40,286,211.75
  5. Step 5: Solve for x
    x = 40,286,211.75/7,307.13
  6. Step 6: Final answer
    x = 5,513.27

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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.