Home / 1,758.58-2,637.06-1,028.38

Finding the Fourth Proportional to 1,758.58, 2,637.06 and 1,028.38

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Solution

The fourth proportional to 1,758.58, 2,637.06 and 1,028.38 is: 1,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.58 : 2,637.06 = 1,028.38 : x
  2. Step 2: Convert to fraction form
    1,758.58/2,637.06 = 1,028.38/x
  3. Step 3: Cross multiply
    1,758.58x = 2,637.06 × 1,028.38
  4. Step 4: Simplify right side
    1,758.58x = 2,711,899.76
  5. Step 5: Solve for x
    x = 2,711,899.76/1,758.58
  6. Step 6: Final answer
    x = 1,542.10

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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.