Home / 6,124.92-8,451.49-3,605.55

Finding the Fourth Proportional to 6,124.92, 8,451.49 and 3,605.55

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Solution

The fourth proportional to 6,124.92, 8,451.49 and 3,605.55 is: 4,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.92 : 8,451.49 = 3,605.55 : x
  2. Step 2: Convert to fraction form
    6,124.92/8,451.49 = 3,605.55/x
  3. Step 3: Cross multiply
    6,124.92x = 8,451.49 × 3,605.55
  4. Step 4: Simplify right side
    6,124.92x = 30,472,269.77
  5. Step 5: Solve for x
    x = 30,472,269.77/6,124.92
  6. Step 6: Final answer
    x = 4,975.13

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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.