Home / 7,744.29-10,681.67-4,761.76

Finding the Fourth Proportional to 7,744.29, 10,681.67 and 4,761.76

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Solution

The fourth proportional to 7,744.29, 10,681.67 and 4,761.76 is: 6,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.29 : 10,681.67 = 4,761.76 : x
  2. Step 2: Convert to fraction form
    7,744.29/10,681.67 = 4,761.76/x
  3. Step 3: Cross multiply
    7,744.29x = 10,681.67 × 4,761.76
  4. Step 4: Simplify right side
    7,744.29x = 50,863,548.94
  5. Step 5: Solve for x
    x = 50,863,548.94/7,744.29
  6. Step 6: Final answer
    x = 6,567.88

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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.