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Finding the Fourth Proportional to 2,592.27, 3,888.41 and 948.11

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Solution

The fourth proportional to 2,592.27, 3,888.41 and 948.11 is: 1,422.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.27 : 3,888.41 = 948.11 : x
  2. Step 2: Convert to fraction form
    2,592.27/3,888.41 = 948.11/x
  3. Step 3: Cross multiply
    2,592.27x = 3,888.41 × 948.11
  4. Step 4: Simplify right side
    2,592.27x = 3,686,616.22
  5. Step 5: Solve for x
    x = 3,686,616.22/2,592.27
  6. Step 6: Final answer
    x = 1,422.16

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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.