Home / 8,216.66-11,334.39-5,070.62

Finding the Fourth Proportional to 8,216.66, 11,334.39 and 5,070.62

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Solution

The fourth proportional to 8,216.66, 11,334.39 and 5,070.62 is: 6,994.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.66 : 11,334.39 = 5,070.62 : x
  2. Step 2: Convert to fraction form
    8,216.66/11,334.39 = 5,070.62/x
  3. Step 3: Cross multiply
    8,216.66x = 11,334.39 × 5,070.62
  4. Step 4: Simplify right side
    8,216.66x = 57,472,384.62
  5. Step 5: Solve for x
    x = 57,472,384.62/8,216.66
  6. Step 6: Final answer
    x = 6,994.62

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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.