Home / 5,663.24-7,812.22-3,425.84

Finding the Fourth Proportional to 5,663.24, 7,812.22 and 3,425.84

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Solution

The fourth proportional to 5,663.24, 7,812.22 and 3,425.84 is: 4,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.24 : 7,812.22 = 3,425.84 : x
  2. Step 2: Convert to fraction form
    5,663.24/7,812.22 = 3,425.84/x
  3. Step 3: Cross multiply
    5,663.24x = 7,812.22 × 3,425.84
  4. Step 4: Simplify right side
    5,663.24x = 26,763,415.76
  5. Step 5: Solve for x
    x = 26,763,415.76/5,663.24
  6. Step 6: Final answer
    x = 4,725.81

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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.