Home / 3,931.32-5,893.62-1,332.84

Finding the Fourth Proportional to 3,931.32, 5,893.62 and 1,332.84

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Solution

The fourth proportional to 3,931.32, 5,893.62 and 1,332.84 is: 1,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.32 : 5,893.62 = 1,332.84 : x
  2. Step 2: Convert to fraction form
    3,931.32/5,893.62 = 1,332.84/x
  3. Step 3: Cross multiply
    3,931.32x = 5,893.62 × 1,332.84
  4. Step 4: Simplify right side
    3,931.32x = 7,855,252.48
  5. Step 5: Solve for x
    x = 7,855,252.48/3,931.32
  6. Step 6: Final answer
    x = 1,998.12

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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.