Home / 3,058.32-4,587.96-1,209.45

Finding the Fourth Proportional to 3,058.32, 4,587.96 and 1,209.45

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Solution

The fourth proportional to 3,058.32, 4,587.96 and 1,209.45 is: 1,814.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.32 : 4,587.96 = 1,209.45 : x
  2. Step 2: Convert to fraction form
    3,058.32/4,587.96 = 1,209.45/x
  3. Step 3: Cross multiply
    3,058.32x = 4,587.96 × 1,209.45
  4. Step 4: Simplify right side
    3,058.32x = 5,548,908.22
  5. Step 5: Solve for x
    x = 5,548,908.22/3,058.32
  6. Step 6: Final answer
    x = 1,814.36

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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.