Home / 2,237.79-3,089.58-1,441.42

Finding the Fourth Proportional to 2,237.79, 3,089.58 and 1,441.42

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Solution

The fourth proportional to 2,237.79, 3,089.58 and 1,441.42 is: 1,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.79 : 3,089.58 = 1,441.42 : x
  2. Step 2: Convert to fraction form
    2,237.79/3,089.58 = 1,441.42/x
  3. Step 3: Cross multiply
    2,237.79x = 3,089.58 × 1,441.42
  4. Step 4: Simplify right side
    2,237.79x = 4,453,369.27
  5. Step 5: Solve for x
    x = 4,453,369.27/2,237.79
  6. Step 6: Final answer
    x = 1,990.07

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Double scale
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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.