Home / 4,107.67-6,129-4,013.12

Finding the Fourth Proportional to 4,107.67, 6,129 and 4,013.12

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Solution

The fourth proportional to 4,107.67, 6,129 and 4,013.12 is: 5,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.67 : 6,129 = 4,013.12 : x
  2. Step 2: Convert to fraction form
    4,107.67/6,129 = 4,013.12/x
  3. Step 3: Cross multiply
    4,107.67x = 6,129 × 4,013.12
  4. Step 4: Simplify right side
    4,107.67x = 24,596,427.80
  5. Step 5: Solve for x
    x = 24,596,427.80/4,107.67
  6. Step 6: Final answer
    x = 5,987.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.