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Finding the Fourth Proportional to 4,831.62, 7,251.48 and 3,448.32

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Solution

The fourth proportional to 4,831.62, 7,251.48 and 3,448.32 is: 5,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.62 : 7,251.48 = 3,448.32 : x
  2. Step 2: Convert to fraction form
    4,831.62/7,251.48 = 3,448.32/x
  3. Step 3: Cross multiply
    4,831.62x = 7,251.48 × 3,448.32
  4. Step 4: Simplify right side
    4,831.62x = 25,005,423.51
  5. Step 5: Solve for x
    x = 25,005,423.51/4,831.62
  6. Step 6: Final answer
    x = 5,175.37

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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.