Home / 3,007.12-4,508.64-1,058.28

Finding the Fourth Proportional to 3,007.12, 4,508.64 and 1,058.28

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Solution

The fourth proportional to 3,007.12, 4,508.64 and 1,058.28 is: 1,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.12 : 4,508.64 = 1,058.28 : x
  2. Step 2: Convert to fraction form
    3,007.12/4,508.64 = 1,058.28/x
  3. Step 3: Cross multiply
    3,007.12x = 4,508.64 × 1,058.28
  4. Step 4: Simplify right side
    3,007.12x = 4,771,403.54
  5. Step 5: Solve for x
    x = 4,771,403.54/3,007.12
  6. Step 6: Final answer
    x = 1,586.70

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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.