Home / 7,501.87-11,252.77-2,571.55

Finding the Fourth Proportional to 7,501.87, 11,252.77 and 2,571.55

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Solution

The fourth proportional to 7,501.87, 11,252.77 and 2,571.55 is: 3,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.87 : 11,252.77 = 2,571.55 : x
  2. Step 2: Convert to fraction form
    7,501.87/11,252.77 = 2,571.55/x
  3. Step 3: Cross multiply
    7,501.87x = 11,252.77 × 2,571.55
  4. Step 4: Simplify right side
    7,501.87x = 28,937,040.60
  5. Step 5: Solve for x
    x = 28,937,040.60/7,501.87
  6. Step 6: Final answer
    x = 3,857.31

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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.