Home / 4,270.53-6,403.47-1,927.79

Finding the Fourth Proportional to 4,270.53, 6,403.47 and 1,927.79

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Solution

The fourth proportional to 4,270.53, 6,403.47 and 1,927.79 is: 2,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.53 : 6,403.47 = 1,927.79 : x
  2. Step 2: Convert to fraction form
    4,270.53/6,403.47 = 1,927.79/x
  3. Step 3: Cross multiply
    4,270.53x = 6,403.47 × 1,927.79
  4. Step 4: Simplify right side
    4,270.53x = 12,344,545.43
  5. Step 5: Solve for x
    x = 12,344,545.43/4,270.53
  6. Step 6: Final answer
    x = 2,890.64

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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.