Home / 1,875.14-2,809.79-1,093.22

Finding the Fourth Proportional to 1,875.14, 2,809.79 and 1,093.22

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Solution

The fourth proportional to 1,875.14, 2,809.79 and 1,093.22 is: 1,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.14 : 2,809.79 = 1,093.22 : x
  2. Step 2: Convert to fraction form
    1,875.14/2,809.79 = 1,093.22/x
  3. Step 3: Cross multiply
    1,875.14x = 2,809.79 × 1,093.22
  4. Step 4: Simplify right side
    1,875.14x = 3,071,718.62
  5. Step 5: Solve for x
    x = 3,071,718.62/1,875.14
  6. Step 6: Final answer
    x = 1,638.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.