Home / 5,722.86-7,901.34-4,394.18

Finding the Fourth Proportional to 5,722.86, 7,901.34 and 4,394.18

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Solution

The fourth proportional to 5,722.86, 7,901.34 and 4,394.18 is: 6,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.86 : 7,901.34 = 4,394.18 : x
  2. Step 2: Convert to fraction form
    5,722.86/7,901.34 = 4,394.18/x
  3. Step 3: Cross multiply
    5,722.86x = 7,901.34 × 4,394.18
  4. Step 4: Simplify right side
    5,722.86x = 34,719,910.20
  5. Step 5: Solve for x
    x = 34,719,910.20/5,722.86
  6. Step 6: Final answer
    x = 6,066.88

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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.