Home / 5,223.42-7,836.48-1,937.45

Finding the Fourth Proportional to 5,223.42, 7,836.48 and 1,937.45

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Solution

The fourth proportional to 5,223.42, 7,836.48 and 1,937.45 is: 2,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.42 : 7,836.48 = 1,937.45 : x
  2. Step 2: Convert to fraction form
    5,223.42/7,836.48 = 1,937.45/x
  3. Step 3: Cross multiply
    5,223.42x = 7,836.48 × 1,937.45
  4. Step 4: Simplify right side
    5,223.42x = 15,182,807.77
  5. Step 5: Solve for x
    x = 15,182,807.77/5,223.42
  6. Step 6: Final answer
    x = 2,906.68

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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.