Home / 7,725.46-10,660.94-4,275.93

Finding the Fourth Proportional to 7,725.46, 10,660.94 and 4,275.93

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Solution

The fourth proportional to 7,725.46, 10,660.94 and 4,275.93 is: 5,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.46 : 10,660.94 = 4,275.93 : x
  2. Step 2: Convert to fraction form
    7,725.46/10,660.94 = 4,275.93/x
  3. Step 3: Cross multiply
    7,725.46x = 10,660.94 × 4,275.93
  4. Step 4: Simplify right side
    7,725.46x = 45,585,501.67
  5. Step 5: Solve for x
    x = 45,585,501.67/7,725.46
  6. Step 6: Final answer
    x = 5,900.69

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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.