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Finding the Fourth Proportional to 3,295.44, 4,935.16 and 1,812.40

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Solution

The fourth proportional to 3,295.44, 4,935.16 and 1,812.40 is: 2,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.44 : 4,935.16 = 1,812.40 : x
  2. Step 2: Convert to fraction form
    3,295.44/4,935.16 = 1,812.40/x
  3. Step 3: Cross multiply
    3,295.44x = 4,935.16 × 1,812.40
  4. Step 4: Simplify right side
    3,295.44x = 8,944,473.91
  5. Step 5: Solve for x
    x = 8,944,473.91/3,295.44
  6. Step 6: Final answer
    x = 2,714.20

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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.