Home / 7,510.94-11,262.98-3,125.78

Finding the Fourth Proportional to 7,510.94, 11,262.98 and 3,125.78

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Solution

The fourth proportional to 7,510.94, 11,262.98 and 3,125.78 is: 4,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.94 : 11,262.98 = 3,125.78 : x
  2. Step 2: Convert to fraction form
    7,510.94/11,262.98 = 3,125.78/x
  3. Step 3: Cross multiply
    7,510.94x = 11,262.98 × 3,125.78
  4. Step 4: Simplify right side
    7,510.94x = 35,205,597.62
  5. Step 5: Solve for x
    x = 35,205,597.62/7,510.94
  6. Step 6: Final answer
    x = 4,687.24

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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.