Home / 1,816.27-2,728.04-1,587.54

Finding the Fourth Proportional to 1,816.27, 2,728.04 and 1,587.54

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Solution

The fourth proportional to 1,816.27, 2,728.04 and 1,587.54 is: 2,384.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.27 : 2,728.04 = 1,587.54 : x
  2. Step 2: Convert to fraction form
    1,816.27/2,728.04 = 1,587.54/x
  3. Step 3: Cross multiply
    1,816.27x = 2,728.04 × 1,587.54
  4. Step 4: Simplify right side
    1,816.27x = 4,330,876.59
  5. Step 5: Solve for x
    x = 4,330,876.59/1,816.27
  6. Step 6: Final answer
    x = 2,384.49

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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.