Home / 6,231.40-8,599.62-3,995.24

Finding the Fourth Proportional to 6,231.40, 8,599.62 and 3,995.24

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Solution

The fourth proportional to 6,231.40, 8,599.62 and 3,995.24 is: 5,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.40 : 8,599.62 = 3,995.24 : x
  2. Step 2: Convert to fraction form
    6,231.40/8,599.62 = 3,995.24/x
  3. Step 3: Cross multiply
    6,231.40x = 8,599.62 × 3,995.24
  4. Step 4: Simplify right side
    6,231.40x = 34,357,545.81
  5. Step 5: Solve for x
    x = 34,357,545.81/6,231.40
  6. Step 6: Final answer
    x = 5,513.62

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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.