Home / 2,046.36-2,825.18-1,384.19

Finding the Fourth Proportional to 2,046.36, 2,825.18 and 1,384.19

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Solution

The fourth proportional to 2,046.36, 2,825.18 and 1,384.19 is: 1,910.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.36 : 2,825.18 = 1,384.19 : x
  2. Step 2: Convert to fraction form
    2,046.36/2,825.18 = 1,384.19/x
  3. Step 3: Cross multiply
    2,046.36x = 2,825.18 × 1,384.19
  4. Step 4: Simplify right side
    2,046.36x = 3,910,580.64
  5. Step 5: Solve for x
    x = 3,910,580.64/2,046.36
  6. Step 6: Final answer
    x = 1,910.99

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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.