Home / 1,666.44-2,298.38-1,554.66

Finding the Fourth Proportional to 1,666.44, 2,298.38 and 1,554.66

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Solution

The fourth proportional to 1,666.44, 2,298.38 and 1,554.66 is: 2,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.44 : 2,298.38 = 1,554.66 : x
  2. Step 2: Convert to fraction form
    1,666.44/2,298.38 = 1,554.66/x
  3. Step 3: Cross multiply
    1,666.44x = 2,298.38 × 1,554.66
  4. Step 4: Simplify right side
    1,666.44x = 3,573,191.68
  5. Step 5: Solve for x
    x = 3,573,191.68/1,666.44
  6. Step 6: Final answer
    x = 2,144.21

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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.