Home / 7,764.97-10,717.18-4,935.64

Finding the Fourth Proportional to 7,764.97, 10,717.18 and 4,935.64

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Solution

The fourth proportional to 7,764.97, 10,717.18 and 4,935.64 is: 6,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.97 : 10,717.18 = 4,935.64 : x
  2. Step 2: Convert to fraction form
    7,764.97/10,717.18 = 4,935.64/x
  3. Step 3: Cross multiply
    7,764.97x = 10,717.18 × 4,935.64
  4. Step 4: Simplify right side
    7,764.97x = 52,896,117.62
  5. Step 5: Solve for x
    x = 52,896,117.62/7,764.97
  6. Step 6: Final answer
    x = 6,812.15

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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.