Home / 7,510.34-11,249.09-3,806.21

Finding the Fourth Proportional to 7,510.34, 11,249.09 and 3,806.21

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Solution

The fourth proportional to 7,510.34, 11,249.09 and 3,806.21 is: 5,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.34 : 11,249.09 = 3,806.21 : x
  2. Step 2: Convert to fraction form
    7,510.34/11,249.09 = 3,806.21/x
  3. Step 3: Cross multiply
    7,510.34x = 11,249.09 × 3,806.21
  4. Step 4: Simplify right side
    7,510.34x = 42,816,323.57
  5. Step 5: Solve for x
    x = 42,816,323.57/7,510.34
  6. Step 6: Final answer
    x = 5,700.99

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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.