Home / 1,623.39-2,239.07-1,092.10

Finding the Fourth Proportional to 1,623.39, 2,239.07 and 1,092.10

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Solution

The fourth proportional to 1,623.39, 2,239.07 and 1,092.10 is: 1,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.39 : 2,239.07 = 1,092.10 : x
  2. Step 2: Convert to fraction form
    1,623.39/2,239.07 = 1,092.10/x
  3. Step 3: Cross multiply
    1,623.39x = 2,239.07 × 1,092.10
  4. Step 4: Simplify right side
    1,623.39x = 2,445,288.35
  5. Step 5: Solve for x
    x = 2,445,288.35/1,623.39
  6. Step 6: Final answer
    x = 1,506.29

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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.