Home / 4,188.56-6,282.80-2,545.56

Finding the Fourth Proportional to 4,188.56, 6,282.80 and 2,545.56

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Solution

The fourth proportional to 4,188.56, 6,282.80 and 2,545.56 is: 3,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.56 : 6,282.80 = 2,545.56 : x
  2. Step 2: Convert to fraction form
    4,188.56/6,282.80 = 2,545.56/x
  3. Step 3: Cross multiply
    4,188.56x = 6,282.80 × 2,545.56
  4. Step 4: Simplify right side
    4,188.56x = 15,993,244.37
  5. Step 5: Solve for x
    x = 15,993,244.37/4,188.56
  6. Step 6: Final answer
    x = 3,818.32

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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.