Home / 8,012.25-11,058.12-4,867.83

Finding the Fourth Proportional to 8,012.25, 11,058.12 and 4,867.83

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Solution

The fourth proportional to 8,012.25, 11,058.12 and 4,867.83 is: 6,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.25 : 11,058.12 = 4,867.83 : x
  2. Step 2: Convert to fraction form
    8,012.25/11,058.12 = 4,867.83/x
  3. Step 3: Cross multiply
    8,012.25x = 11,058.12 × 4,867.83
  4. Step 4: Simplify right side
    8,012.25x = 53,829,048.28
  5. Step 5: Solve for x
    x = 53,829,048.28/8,012.25
  6. Step 6: Final answer
    x = 6,718.34

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Double scale
Find fourth proportional to 8,013.25, 11,059.50 and 4,868.83
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.