Home / 5,632.14-7,772.16-3,114.39

Finding the Fourth Proportional to 5,632.14, 7,772.16 and 3,114.39

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Solution

The fourth proportional to 5,632.14, 7,772.16 and 3,114.39 is: 4,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.14 : 7,772.16 = 3,114.39 : x
  2. Step 2: Convert to fraction form
    5,632.14/7,772.16 = 3,114.39/x
  3. Step 3: Cross multiply
    5,632.14x = 7,772.16 × 3,114.39
  4. Step 4: Simplify right side
    5,632.14x = 24,205,537.38
  5. Step 5: Solve for x
    x = 24,205,537.38/5,632.14
  6. Step 6: Final answer
    x = 4,297.75

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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.