Home / 8,210.08-11,339.34-5,981.92

Finding the Fourth Proportional to 8,210.08, 11,339.34 and 5,981.92

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Solution

The fourth proportional to 8,210.08, 11,339.34 and 5,981.92 is: 8,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.08 : 11,339.34 = 5,981.92 : x
  2. Step 2: Convert to fraction form
    8,210.08/11,339.34 = 5,981.92/x
  3. Step 3: Cross multiply
    8,210.08x = 11,339.34 × 5,981.92
  4. Step 4: Simplify right side
    8,210.08x = 67,831,024.73
  5. Step 5: Solve for x
    x = 67,831,024.73/8,210.08
  6. Step 6: Final answer
    x = 8,261.92

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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.