Home / 5,186.97-7,154.06-3,298.86

Finding the Fourth Proportional to 5,186.97, 7,154.06 and 3,298.86

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Solution

The fourth proportional to 5,186.97, 7,154.06 and 3,298.86 is: 4,549.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.97 : 7,154.06 = 3,298.86 : x
  2. Step 2: Convert to fraction form
    5,186.97/7,154.06 = 3,298.86/x
  3. Step 3: Cross multiply
    5,186.97x = 7,154.06 × 3,298.86
  4. Step 4: Simplify right side
    5,186.97x = 23,600,225.88
  5. Step 5: Solve for x
    x = 23,600,225.88/5,186.97
  6. Step 6: Final answer
    x = 4,549.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.