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Finding the Fourth Proportional to 2,884.24, 4,326.40 and 832.24

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Solution

The fourth proportional to 2,884.24, 4,326.40 and 832.24 is: 1,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.24 : 4,326.40 = 832.24 : x
  2. Step 2: Convert to fraction form
    2,884.24/4,326.40 = 832.24/x
  3. Step 3: Cross multiply
    2,884.24x = 4,326.40 × 832.24
  4. Step 4: Simplify right side
    2,884.24x = 3,600,603.14
  5. Step 5: Solve for x
    x = 3,600,603.14/2,884.24
  6. Step 6: Final answer
    x = 1,248.37

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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.