Home / 7,332.68-10,119.06-3,975.48

Finding the Fourth Proportional to 7,332.68, 10,119.06 and 3,975.48

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Solution

The fourth proportional to 7,332.68, 10,119.06 and 3,975.48 is: 5,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.68 : 10,119.06 = 3,975.48 : x
  2. Step 2: Convert to fraction form
    7,332.68/10,119.06 = 3,975.48/x
  3. Step 3: Cross multiply
    7,332.68x = 10,119.06 × 3,975.48
  4. Step 4: Simplify right side
    7,332.68x = 40,228,120.65
  5. Step 5: Solve for x
    x = 40,228,120.65/7,332.68
  6. Step 6: Final answer
    x = 5,486.15

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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.