Home / 6,228.38-9,342.59-2,124.38

Finding the Fourth Proportional to 6,228.38, 9,342.59 and 2,124.38

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Solution

The fourth proportional to 6,228.38, 9,342.59 and 2,124.38 is: 3,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228.38 : 9,342.59 = 2,124.38 : x
  2. Step 2: Convert to fraction form
    6,228.38/9,342.59 = 2,124.38/x
  3. Step 3: Cross multiply
    6,228.38x = 9,342.59 × 2,124.38
  4. Step 4: Simplify right side
    6,228.38x = 19,847,154.01
  5. Step 5: Solve for x
    x = 19,847,154.01/6,228.38
  6. Step 6: Final answer
    x = 3,186.57

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1.5x scale

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.