Home / 3,038.81-4,193.48-1,712.44

Finding the Fourth Proportional to 3,038.81, 4,193.48 and 1,712.44

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Solution

The fourth proportional to 3,038.81, 4,193.48 and 1,712.44 is: 2,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.81 : 4,193.48 = 1,712.44 : x
  2. Step 2: Convert to fraction form
    3,038.81/4,193.48 = 1,712.44/x
  3. Step 3: Cross multiply
    3,038.81x = 4,193.48 × 1,712.44
  4. Step 4: Simplify right side
    3,038.81x = 7,181,053.36
  5. Step 5: Solve for x
    x = 7,181,053.36/3,038.81
  6. Step 6: Final answer
    x = 2,363.11

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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.