Home / 2,545.02-3,816.92-984.51

Finding the Fourth Proportional to 2,545.02, 3,816.92 and 984.51

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Solution

The fourth proportional to 2,545.02, 3,816.92 and 984.51 is: 1,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.02 : 3,816.92 = 984.51 : x
  2. Step 2: Convert to fraction form
    2,545.02/3,816.92 = 984.51/x
  3. Step 3: Cross multiply
    2,545.02x = 3,816.92 × 984.51
  4. Step 4: Simplify right side
    2,545.02x = 3,757,790.99
  5. Step 5: Solve for x
    x = 3,757,790.99/2,545.02
  6. Step 6: Final answer
    x = 1,476.53

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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.