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Finding the Fourth Proportional to 3,362.96, 5,043.24 and 1,718.48

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Solution

The fourth proportional to 3,362.96, 5,043.24 and 1,718.48 is: 2,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.96 : 5,043.24 = 1,718.48 : x
  2. Step 2: Convert to fraction form
    3,362.96/5,043.24 = 1,718.48/x
  3. Step 3: Cross multiply
    3,362.96x = 5,043.24 × 1,718.48
  4. Step 4: Simplify right side
    3,362.96x = 8,666,707.08
  5. Step 5: Solve for x
    x = 8,666,707.08/3,362.96
  6. Step 6: Final answer
    x = 2,577.11

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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.