Home / 7,633.72-10,537.71-5,247.12

Finding the Fourth Proportional to 7,633.72, 10,537.71 and 5,247.12

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Solution

The fourth proportional to 7,633.72, 10,537.71 and 5,247.12 is: 7,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.72 : 10,537.71 = 5,247.12 : x
  2. Step 2: Convert to fraction form
    7,633.72/10,537.71 = 5,247.12/x
  3. Step 3: Cross multiply
    7,633.72x = 10,537.71 × 5,247.12
  4. Step 4: Simplify right side
    7,633.72x = 55,292,628.90
  5. Step 5: Solve for x
    x = 55,292,628.90/7,633.72
  6. Step 6: Final answer
    x = 7,243.21

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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.