Home / 2,559.36-3,838.40-2,151.04

Finding the Fourth Proportional to 2,559.36, 3,838.40 and 2,151.04

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Solution

The fourth proportional to 2,559.36, 3,838.40 and 2,151.04 is: 3,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.36 : 3,838.40 = 2,151.04 : x
  2. Step 2: Convert to fraction form
    2,559.36/3,838.40 = 2,151.04/x
  3. Step 3: Cross multiply
    2,559.36x = 3,838.40 × 2,151.04
  4. Step 4: Simplify right side
    2,559.36x = 8,256,551.94
  5. Step 5: Solve for x
    x = 8,256,551.94/2,559.36
  6. Step 6: Final answer
    x = 3,226.02

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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.