Home / 4,082.49-6,124.14-1,308.47

Finding the Fourth Proportional to 4,082.49, 6,124.14 and 1,308.47

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Solution

The fourth proportional to 4,082.49, 6,124.14 and 1,308.47 is: 1,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.49 : 6,124.14 = 1,308.47 : x
  2. Step 2: Convert to fraction form
    4,082.49/6,124.14 = 1,308.47/x
  3. Step 3: Cross multiply
    4,082.49x = 6,124.14 × 1,308.47
  4. Step 4: Simplify right side
    4,082.49x = 8,013,222.85
  5. Step 5: Solve for x
    x = 8,013,222.85/4,082.49
  6. Step 6: Final answer
    x = 1,962.83

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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.