Home / 2,545.95-3,816.77-1,158.81

Finding the Fourth Proportional to 2,545.95, 3,816.77 and 1,158.81

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Solution

The fourth proportional to 2,545.95, 3,816.77 and 1,158.81 is: 1,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.95 : 3,816.77 = 1,158.81 : x
  2. Step 2: Convert to fraction form
    2,545.95/3,816.77 = 1,158.81/x
  3. Step 3: Cross multiply
    2,545.95x = 3,816.77 × 1,158.81
  4. Step 4: Simplify right side
    2,545.95x = 4,422,911.24
  5. Step 5: Solve for x
    x = 4,422,911.24/2,545.95
  6. Step 6: Final answer
    x = 1,737.23

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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.