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Finding the Fourth Proportional to 7,049.59, 10,571.07 and 4,088.87

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Solution

The fourth proportional to 7,049.59, 10,571.07 and 4,088.87 is: 6,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.59 : 10,571.07 = 4,088.87 : x
  2. Step 2: Convert to fraction form
    7,049.59/10,571.07 = 4,088.87/x
  3. Step 3: Cross multiply
    7,049.59x = 10,571.07 × 4,088.87
  4. Step 4: Simplify right side
    7,049.59x = 43,223,730.99
  5. Step 5: Solve for x
    x = 43,223,730.99/7,049.59
  6. Step 6: Final answer
    x = 6,131.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.