Home / 10,216.29-14,103.30-6,818.92

Finding the Fourth Proportional to 10,216.29, 14,103.30 and 6,818.92

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Solution

The fourth proportional to 10,216.29, 14,103.30 and 6,818.92 is: 9,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.29 : 14,103.30 = 6,818.92 : x
  2. Step 2: Convert to fraction form
    10,216.29/14,103.30 = 6,818.92/x
  3. Step 3: Cross multiply
    10,216.29x = 14,103.30 × 6,818.92
  4. Step 4: Simplify right side
    10,216.29x = 96,169,274.44
  5. Step 5: Solve for x
    x = 96,169,274.44/10,216.29
  6. Step 6: Final answer
    x = 9,413.33

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Half scale
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Double scale
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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.