Home / 2,437.24-3,660.81-2,151.21

Finding the Fourth Proportional to 2,437.24, 3,660.81 and 2,151.21

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Solution

The fourth proportional to 2,437.24, 3,660.81 and 2,151.21 is: 3,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.24 : 3,660.81 = 2,151.21 : x
  2. Step 2: Convert to fraction form
    2,437.24/3,660.81 = 2,151.21/x
  3. Step 3: Cross multiply
    2,437.24x = 3,660.81 × 2,151.21
  4. Step 4: Simplify right side
    2,437.24x = 7,875,163.01
  5. Step 5: Solve for x
    x = 7,875,163.01/2,437.24
  6. Step 6: Final answer
    x = 3,231.18

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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.