Home / 5,632.11-7,768.08-4,994.79

Finding the Fourth Proportional to 5,632.11, 7,768.08 and 4,994.79

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Solution

The fourth proportional to 5,632.11, 7,768.08 and 4,994.79 is: 6,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.11 : 7,768.08 = 4,994.79 : x
  2. Step 2: Convert to fraction form
    5,632.11/7,768.08 = 4,994.79/x
  3. Step 3: Cross multiply
    5,632.11x = 7,768.08 × 4,994.79
  4. Step 4: Simplify right side
    5,632.11x = 38,799,928.30
  5. Step 5: Solve for x
    x = 38,799,928.30/5,632.11
  6. Step 6: Final answer
    x = 6,889.06

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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.