Home / 4,712.81-7,058.45-2,249.36

Finding the Fourth Proportional to 4,712.81, 7,058.45 and 2,249.36

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Solution

The fourth proportional to 4,712.81, 7,058.45 and 2,249.36 is: 3,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.81 : 7,058.45 = 2,249.36 : x
  2. Step 2: Convert to fraction form
    4,712.81/7,058.45 = 2,249.36/x
  3. Step 3: Cross multiply
    4,712.81x = 7,058.45 × 2,249.36
  4. Step 4: Simplify right side
    4,712.81x = 15,877,018.36
  5. Step 5: Solve for x
    x = 15,877,018.36/4,712.81
  6. Step 6: Final answer
    x = 3,368.91

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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.