Home / 4,299.55-6,450.05-1,377.55

Finding the Fourth Proportional to 4,299.55, 6,450.05 and 1,377.55

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Solution

The fourth proportional to 4,299.55, 6,450.05 and 1,377.55 is: 2,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.55 : 6,450.05 = 1,377.55 : x
  2. Step 2: Convert to fraction form
    4,299.55/6,450.05 = 1,377.55/x
  3. Step 3: Cross multiply
    4,299.55x = 6,450.05 × 1,377.55
  4. Step 4: Simplify right side
    4,299.55x = 8,885,266.38
  5. Step 5: Solve for x
    x = 8,885,266.38/4,299.55
  6. Step 6: Final answer
    x = 2,066.56

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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.