Home / 1,675.10-2,309.99-1,542.66

Finding the Fourth Proportional to 1,675.10, 2,309.99 and 1,542.66

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Solution

The fourth proportional to 1,675.10, 2,309.99 and 1,542.66 is: 2,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.10 : 2,309.99 = 1,542.66 : x
  2. Step 2: Convert to fraction form
    1,675.10/2,309.99 = 1,542.66/x
  3. Step 3: Cross multiply
    1,675.10x = 2,309.99 × 1,542.66
  4. Step 4: Simplify right side
    1,675.10x = 3,563,524.35
  5. Step 5: Solve for x
    x = 3,563,524.35/1,675.10
  6. Step 6: Final answer
    x = 2,127.36

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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.