Home / 3,058.72-4,587.36-1,519.36

Finding the Fourth Proportional to 3,058.72, 4,587.36 and 1,519.36

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Solution

The fourth proportional to 3,058.72, 4,587.36 and 1,519.36 is: 2,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.72 : 4,587.36 = 1,519.36 : x
  2. Step 2: Convert to fraction form
    3,058.72/4,587.36 = 1,519.36/x
  3. Step 3: Cross multiply
    3,058.72x = 4,587.36 × 1,519.36
  4. Step 4: Simplify right side
    3,058.72x = 6,969,851.29
  5. Step 5: Solve for x
    x = 6,969,851.29/3,058.72
  6. Step 6: Final answer
    x = 2,278.68

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1.5x scale

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.