Home / 7,501.61-11,252.66-2,571.21

Finding the Fourth Proportional to 7,501.61, 11,252.66 and 2,571.21

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Solution

The fourth proportional to 7,501.61, 11,252.66 and 2,571.21 is: 3,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.61 : 11,252.66 = 2,571.21 : x
  2. Step 2: Convert to fraction form
    7,501.61/11,252.66 = 2,571.21/x
  3. Step 3: Cross multiply
    7,501.61x = 11,252.66 × 2,571.21
  4. Step 4: Simplify right side
    7,501.61x = 28,932,939.06
  5. Step 5: Solve for x
    x = 28,932,939.06/7,501.61
  6. Step 6: Final answer
    x = 3,856.90

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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.