Home / 5,664.42-7,816.62-3,146.69

Finding the Fourth Proportional to 5,664.42, 7,816.62 and 3,146.69

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Solution

The fourth proportional to 5,664.42, 7,816.62 and 3,146.69 is: 4,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.42 : 7,816.62 = 3,146.69 : x
  2. Step 2: Convert to fraction form
    5,664.42/7,816.62 = 3,146.69/x
  3. Step 3: Cross multiply
    5,664.42x = 7,816.62 × 3,146.69
  4. Step 4: Simplify right side
    5,664.42x = 24,596,425.17
  5. Step 5: Solve for x
    x = 24,596,425.17/5,664.42
  6. Step 6: Final answer
    x = 4,342.27

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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.