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Finding the Fourth Proportional to 5,392.11, 8,073.54 and 4,507.59

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Solution

The fourth proportional to 5,392.11, 8,073.54 and 4,507.59 is: 6,749.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.11 : 8,073.54 = 4,507.59 : x
  2. Step 2: Convert to fraction form
    5,392.11/8,073.54 = 4,507.59/x
  3. Step 3: Cross multiply
    5,392.11x = 8,073.54 × 4,507.59
  4. Step 4: Simplify right side
    5,392.11x = 36,392,208.17
  5. Step 5: Solve for x
    x = 36,392,208.17/5,392.11
  6. Step 6: Final answer
    x = 6,749.16

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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.