Home / 5,123.58-7,685.94-2,202.18

Finding the Fourth Proportional to 5,123.58, 7,685.94 and 2,202.18

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Solution

The fourth proportional to 5,123.58, 7,685.94 and 2,202.18 is: 3,303.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.58 : 7,685.94 = 2,202.18 : x
  2. Step 2: Convert to fraction form
    5,123.58/7,685.94 = 2,202.18/x
  3. Step 3: Cross multiply
    5,123.58x = 7,685.94 × 2,202.18
  4. Step 4: Simplify right side
    5,123.58x = 16,925,823.35
  5. Step 5: Solve for x
    x = 16,925,823.35/5,123.58
  6. Step 6: Final answer
    x = 3,303.51

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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.