Home / 2,239.42-3,093.52-2,130.08

Finding the Fourth Proportional to 2,239.42, 3,093.52 and 2,130.08

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Solution

The fourth proportional to 2,239.42, 3,093.52 and 2,130.08 is: 2,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.42 : 3,093.52 = 2,130.08 : x
  2. Step 2: Convert to fraction form
    2,239.42/3,093.52 = 2,130.08/x
  3. Step 3: Cross multiply
    2,239.42x = 3,093.52 × 2,130.08
  4. Step 4: Simplify right side
    2,239.42x = 6,589,445.08
  5. Step 5: Solve for x
    x = 6,589,445.08/2,239.42
  6. Step 6: Final answer
    x = 2,942.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.