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Finding the Fourth Proportional to 2,844.54, 3,925.17 and 1,665.54

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Solution

The fourth proportional to 2,844.54, 3,925.17 and 1,665.54 is: 2,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.54 : 3,925.17 = 1,665.54 : x
  2. Step 2: Convert to fraction form
    2,844.54/3,925.17 = 1,665.54/x
  3. Step 3: Cross multiply
    2,844.54x = 3,925.17 × 1,665.54
  4. Step 4: Simplify right side
    2,844.54x = 6,537,527.64
  5. Step 5: Solve for x
    x = 6,537,527.64/2,844.54
  6. Step 6: Final answer
    x = 2,298.27

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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.