Home / 2,239.99-3,092.70-1,401.10

Finding the Fourth Proportional to 2,239.99, 3,092.70 and 1,401.10

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Solution

The fourth proportional to 2,239.99, 3,092.70 and 1,401.10 is: 1,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.99 : 3,092.70 = 1,401.10 : x
  2. Step 2: Convert to fraction form
    2,239.99/3,092.70 = 1,401.10/x
  3. Step 3: Cross multiply
    2,239.99x = 3,092.70 × 1,401.10
  4. Step 4: Simplify right side
    2,239.99x = 4,333,181.97
  5. Step 5: Solve for x
    x = 4,333,181.97/2,239.99
  6. Step 6: Final answer
    x = 1,934.46

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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.