Home / 3,992.42-5,988.18-1,070.96

Finding the Fourth Proportional to 3,992.42, 5,988.18 and 1,070.96

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Solution

The fourth proportional to 3,992.42, 5,988.18 and 1,070.96 is: 1,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.42 : 5,988.18 = 1,070.96 : x
  2. Step 2: Convert to fraction form
    3,992.42/5,988.18 = 1,070.96/x
  3. Step 3: Cross multiply
    3,992.42x = 5,988.18 × 1,070.96
  4. Step 4: Simplify right side
    3,992.42x = 6,413,101.25
  5. Step 5: Solve for x
    x = 6,413,101.25/3,992.42
  6. Step 6: Final answer
    x = 1,606.32

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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.