Home / 4,576.24-6,319.70-3,909.20

Finding the Fourth Proportional to 4,576.24, 6,319.70 and 3,909.20

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Solution

The fourth proportional to 4,576.24, 6,319.70 and 3,909.20 is: 5,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.24 : 6,319.70 = 3,909.20 : x
  2. Step 2: Convert to fraction form
    4,576.24/6,319.70 = 3,909.20/x
  3. Step 3: Cross multiply
    4,576.24x = 6,319.70 × 3,909.20
  4. Step 4: Simplify right side
    4,576.24x = 24,704,971.24
  5. Step 5: Solve for x
    x = 24,704,971.24/4,576.24
  6. Step 6: Final answer
    x = 5,398.53

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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.