Home / 2,239.99-3,343.61-2,077.38

Finding the Fourth Proportional to 2,239.99, 3,343.61 and 2,077.38

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Solution

The fourth proportional to 2,239.99, 3,343.61 and 2,077.38 is: 3,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.99 : 3,343.61 = 2,077.38 : x
  2. Step 2: Convert to fraction form
    2,239.99/3,343.61 = 2,077.38/x
  3. Step 3: Cross multiply
    2,239.99x = 3,343.61 × 2,077.38
  4. Step 4: Simplify right side
    2,239.99x = 6,945,953.74
  5. Step 5: Solve for x
    x = 6,945,953.74/2,239.99
  6. Step 6: Final answer
    x = 3,100.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.