Home / 6,738.61-9,289.62-4,742.96

Finding the Fourth Proportional to 6,738.61, 9,289.62 and 4,742.96

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Solution

The fourth proportional to 6,738.61, 9,289.62 and 4,742.96 is: 6,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.61 : 9,289.62 = 4,742.96 : x
  2. Step 2: Convert to fraction form
    6,738.61/9,289.62 = 4,742.96/x
  3. Step 3: Cross multiply
    6,738.61x = 9,289.62 × 4,742.96
  4. Step 4: Simplify right side
    6,738.61x = 44,060,296.08
  5. Step 5: Solve for x
    x = 44,060,296.08/6,738.61
  6. Step 6: Final answer
    x = 6,538.48

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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.