Home / 1,805.39-2,490.29-1,592.16

Finding the Fourth Proportional to 1,805.39, 2,490.29 and 1,592.16

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Solution

The fourth proportional to 1,805.39, 2,490.29 and 1,592.16 is: 2,196.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.39 : 2,490.29 = 1,592.16 : x
  2. Step 2: Convert to fraction form
    1,805.39/2,490.29 = 1,592.16/x
  3. Step 3: Cross multiply
    1,805.39x = 2,490.29 × 1,592.16
  4. Step 4: Simplify right side
    1,805.39x = 3,964,932.17
  5. Step 5: Solve for x
    x = 3,964,932.17/1,805.39
  6. Step 6: Final answer
    x = 2,196.17

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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.