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Finding the Fourth Proportional to 4,881.11, 7,322.12 and 1,594.22

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Solution

The fourth proportional to 4,881.11, 7,322.12 and 1,594.22 is: 2,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.11 : 7,322.12 = 1,594.22 : x
  2. Step 2: Convert to fraction form
    4,881.11/7,322.12 = 1,594.22/x
  3. Step 3: Cross multiply
    4,881.11x = 7,322.12 × 1,594.22
  4. Step 4: Simplify right side
    4,881.11x = 11,673,062.18
  5. Step 5: Solve for x
    x = 11,673,062.18/4,881.11
  6. Step 6: Final answer
    x = 2,391.48

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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.