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Finding the Fourth Proportional to 3,595.15, 5,392.09 and 997.48

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Solution

The fourth proportional to 3,595.15, 5,392.09 and 997.48 is: 1,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.15 : 5,392.09 = 997.48 : x
  2. Step 2: Convert to fraction form
    3,595.15/5,392.09 = 997.48/x
  3. Step 3: Cross multiply
    3,595.15x = 5,392.09 × 997.48
  4. Step 4: Simplify right side
    3,595.15x = 5,378,501.93
  5. Step 5: Solve for x
    x = 5,378,501.93/3,595.15
  6. Step 6: Final answer
    x = 1,496.04

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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.