Home / 7,711.52-10,646.46-5,063.56

Finding the Fourth Proportional to 7,711.52, 10,646.46 and 5,063.56

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Solution

The fourth proportional to 7,711.52, 10,646.46 and 5,063.56 is: 6,990.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.52 : 10,646.46 = 5,063.56 : x
  2. Step 2: Convert to fraction form
    7,711.52/10,646.46 = 5,063.56/x
  3. Step 3: Cross multiply
    7,711.52x = 10,646.46 × 5,063.56
  4. Step 4: Simplify right side
    7,711.52x = 53,908,989.00
  5. Step 5: Solve for x
    x = 53,908,989.00/7,711.52
  6. Step 6: Final answer
    x = 6,990.71

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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.