Home / 5,724.47-7,900.06-3,207.14

Finding the Fourth Proportional to 5,724.47, 7,900.06 and 3,207.14

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Solution

The fourth proportional to 5,724.47, 7,900.06 and 3,207.14 is: 4,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.47 : 7,900.06 = 3,207.14 : x
  2. Step 2: Convert to fraction form
    5,724.47/7,900.06 = 3,207.14/x
  3. Step 3: Cross multiply
    5,724.47x = 7,900.06 × 3,207.14
  4. Step 4: Simplify right side
    5,724.47x = 25,336,550.91
  5. Step 5: Solve for x
    x = 25,336,550.91/5,724.47
  6. Step 6: Final answer
    x = 4,426.01

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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.