Home / 7,713.73-10,644.90-4,176.94

Finding the Fourth Proportional to 7,713.73, 10,644.90 and 4,176.94

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Solution

The fourth proportional to 7,713.73, 10,644.90 and 4,176.94 is: 5,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.73 : 10,644.90 = 4,176.94 : x
  2. Step 2: Convert to fraction form
    7,713.73/10,644.90 = 4,176.94/x
  3. Step 3: Cross multiply
    7,713.73x = 10,644.90 × 4,176.94
  4. Step 4: Simplify right side
    7,713.73x = 44,463,108.61
  5. Step 5: Solve for x
    x = 44,463,108.61/7,713.73
  6. Step 6: Final answer
    x = 5,764.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.