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Finding the Fourth Proportional to 4,612.95, 6,365.05 and 2,623.12

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Solution

The fourth proportional to 4,612.95, 6,365.05 and 2,623.12 is: 3,619.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.95 : 6,365.05 = 2,623.12 : x
  2. Step 2: Convert to fraction form
    4,612.95/6,365.05 = 2,623.12/x
  3. Step 3: Cross multiply
    4,612.95x = 6,365.05 × 2,623.12
  4. Step 4: Simplify right side
    4,612.95x = 16,696,267.49
  5. Step 5: Solve for x
    x = 16,696,267.49/4,612.95
  6. Step 6: Final answer
    x = 3,619.43

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.