Home / 6,123.75-9,186.05-2,425.98

Finding the Fourth Proportional to 6,123.75, 9,186.05 and 2,425.98

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Solution

The fourth proportional to 6,123.75, 9,186.05 and 2,425.98 is: 3,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.75 : 9,186.05 = 2,425.98 : x
  2. Step 2: Convert to fraction form
    6,123.75/9,186.05 = 2,425.98/x
  3. Step 3: Cross multiply
    6,123.75x = 9,186.05 × 2,425.98
  4. Step 4: Simplify right side
    6,123.75x = 22,285,119.53
  5. Step 5: Solve for x
    x = 22,285,119.53/6,123.75
  6. Step 6: Final answer
    x = 3,639.13

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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.