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Finding the Fourth Proportional to 5,335.39, 7,357.39 and 4,591.81

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Solution

The fourth proportional to 5,335.39, 7,357.39 and 4,591.81 is: 6,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.39 : 7,357.39 = 4,591.81 : x
  2. Step 2: Convert to fraction form
    5,335.39/7,357.39 = 4,591.81/x
  3. Step 3: Cross multiply
    5,335.39x = 7,357.39 × 4,591.81
  4. Step 4: Simplify right side
    5,335.39x = 33,783,736.98
  5. Step 5: Solve for x
    x = 33,783,736.98/5,335.39
  6. Step 6: Final answer
    x = 6,332.01

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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.