Home / 4,520.72-6,239.40-3,282.32

Finding the Fourth Proportional to 4,520.72, 6,239.40 and 3,282.32

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Solution

The fourth proportional to 4,520.72, 6,239.40 and 3,282.32 is: 4,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.72 : 6,239.40 = 3,282.32 : x
  2. Step 2: Convert to fraction form
    4,520.72/6,239.40 = 3,282.32/x
  3. Step 3: Cross multiply
    4,520.72x = 6,239.40 × 3,282.32
  4. Step 4: Simplify right side
    4,520.72x = 20,479,707.41
  5. Step 5: Solve for x
    x = 20,479,707.41/4,520.72
  6. Step 6: Final answer
    x = 4,530.19

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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.