Home / 1,924.66-2,656.05-1,040.48

Finding the Fourth Proportional to 1,924.66, 2,656.05 and 1,040.48

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Solution

The fourth proportional to 1,924.66, 2,656.05 and 1,040.48 is: 1,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.66 : 2,656.05 = 1,040.48 : x
  2. Step 2: Convert to fraction form
    1,924.66/2,656.05 = 1,040.48/x
  3. Step 3: Cross multiply
    1,924.66x = 2,656.05 × 1,040.48
  4. Step 4: Simplify right side
    1,924.66x = 2,763,566.90
  5. Step 5: Solve for x
    x = 2,763,566.90/1,924.66
  6. Step 6: Final answer
    x = 1,435.87

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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.