Home / 5,571.07-7,691.57-3,585.08

Finding the Fourth Proportional to 5,571.07, 7,691.57 and 3,585.08

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Solution

The fourth proportional to 5,571.07, 7,691.57 and 3,585.08 is: 4,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.07 : 7,691.57 = 3,585.08 : x
  2. Step 2: Convert to fraction form
    5,571.07/7,691.57 = 3,585.08/x
  3. Step 3: Cross multiply
    5,571.07x = 7,691.57 × 3,585.08
  4. Step 4: Simplify right side
    5,571.07x = 27,574,893.78
  5. Step 5: Solve for x
    x = 27,574,893.78/5,571.07
  6. Step 6: Final answer
    x = 4,949.66

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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.