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Finding the Fourth Proportional to 3,597.16, 5,395.26 and 999.88

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Solution

The fourth proportional to 3,597.16, 5,395.26 and 999.88 is: 1,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.16 : 5,395.26 = 999.88 : x
  2. Step 2: Convert to fraction form
    3,597.16/5,395.26 = 999.88/x
  3. Step 3: Cross multiply
    3,597.16x = 5,395.26 × 999.88
  4. Step 4: Simplify right side
    3,597.16x = 5,394,612.57
  5. Step 5: Solve for x
    x = 5,394,612.57/3,597.16
  6. Step 6: Final answer
    x = 1,499.69

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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.