Home / 3,058.14-4,587.64-977.46

Finding the Fourth Proportional to 3,058.14, 4,587.64 and 977.46

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Solution

The fourth proportional to 3,058.14, 4,587.64 and 977.46 is: 1,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.14 : 4,587.64 = 977.46 : x
  2. Step 2: Convert to fraction form
    3,058.14/4,587.64 = 977.46/x
  3. Step 3: Cross multiply
    3,058.14x = 4,587.64 × 977.46
  4. Step 4: Simplify right side
    3,058.14x = 4,484,234.59
  5. Step 5: Solve for x
    x = 4,484,234.59/3,058.14
  6. Step 6: Final answer
    x = 1,466.33

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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.