Home / 5,921.04-8,882.64-3,992.16

Finding the Fourth Proportional to 5,921.04, 8,882.64 and 3,992.16

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Solution

The fourth proportional to 5,921.04, 8,882.64 and 3,992.16 is: 5,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.04 : 8,882.64 = 3,992.16 : x
  2. Step 2: Convert to fraction form
    5,921.04/8,882.64 = 3,992.16/x
  3. Step 3: Cross multiply
    5,921.04x = 8,882.64 × 3,992.16
  4. Step 4: Simplify right side
    5,921.04x = 35,460,920.10
  5. Step 5: Solve for x
    x = 35,460,920.10/5,921.04
  6. Step 6: Final answer
    x = 5,988.97

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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.