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Finding the Fourth Proportional to 3,663.66, 5,056.76 and 2,092.67

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Solution

The fourth proportional to 3,663.66, 5,056.76 and 2,092.67 is: 2,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.66 : 5,056.76 = 2,092.67 : x
  2. Step 2: Convert to fraction form
    3,663.66/5,056.76 = 2,092.67/x
  3. Step 3: Cross multiply
    3,663.66x = 5,056.76 × 2,092.67
  4. Step 4: Simplify right side
    3,663.66x = 10,582,129.95
  5. Step 5: Solve for x
    x = 10,582,129.95/3,663.66
  6. Step 6: Final answer
    x = 2,888.40

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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.