Home / 6,749.28-10,117.20-4,692.96

Finding the Fourth Proportional to 6,749.28, 10,117.20 and 4,692.96

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Solution

The fourth proportional to 6,749.28, 10,117.20 and 4,692.96 is: 7,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.28 : 10,117.20 = 4,692.96 : x
  2. Step 2: Convert to fraction form
    6,749.28/10,117.20 = 4,692.96/x
  3. Step 3: Cross multiply
    6,749.28x = 10,117.20 × 4,692.96
  4. Step 4: Simplify right side
    6,749.28x = 47,479,614.91
  5. Step 5: Solve for x
    x = 47,479,614.91/6,749.28
  6. Step 6: Final answer
    x = 7,034.77

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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.