Home / 7,701.29-10,626.96-5,685.76

Finding the Fourth Proportional to 7,701.29, 10,626.96 and 5,685.76

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Solution

The fourth proportional to 7,701.29, 10,626.96 and 5,685.76 is: 7,845.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.29 : 10,626.96 = 5,685.76 : x
  2. Step 2: Convert to fraction form
    7,701.29/10,626.96 = 5,685.76/x
  3. Step 3: Cross multiply
    7,701.29x = 10,626.96 × 5,685.76
  4. Step 4: Simplify right side
    7,701.29x = 60,422,344.09
  5. Step 5: Solve for x
    x = 60,422,344.09/7,701.29
  6. Step 6: Final answer
    x = 7,845.74

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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.