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Finding the Fourth Proportional to 2,946.66, 4,419.98 and 1,000.22

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Solution

The fourth proportional to 2,946.66, 4,419.98 and 1,000.22 is: 1,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.66 : 4,419.98 = 1,000.22 : x
  2. Step 2: Convert to fraction form
    2,946.66/4,419.98 = 1,000.22/x
  3. Step 3: Cross multiply
    2,946.66x = 4,419.98 × 1,000.22
  4. Step 4: Simplify right side
    2,946.66x = 4,420,952.40
  5. Step 5: Solve for x
    x = 4,420,952.40/2,946.66
  6. Step 6: Final answer
    x = 1,500.33

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Double scale
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Similar ratio
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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.