Home / 8,058.54-12,085.38-3,127.08

Finding the Fourth Proportional to 8,058.54, 12,085.38 and 3,127.08

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Solution

The fourth proportional to 8,058.54, 12,085.38 and 3,127.08 is: 4,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.54 : 12,085.38 = 3,127.08 : x
  2. Step 2: Convert to fraction form
    8,058.54/12,085.38 = 3,127.08/x
  3. Step 3: Cross multiply
    8,058.54x = 12,085.38 × 3,127.08
  4. Step 4: Simplify right side
    8,058.54x = 37,791,950.09
  5. Step 5: Solve for x
    x = 37,791,950.09/8,058.54
  6. Step 6: Final answer
    x = 4,689.68

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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.