Home / 7,106.52-10,659.78-2,176.14

Finding the Fourth Proportional to 7,106.52, 10,659.78 and 2,176.14

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Solution

The fourth proportional to 7,106.52, 10,659.78 and 2,176.14 is: 3,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.52 : 10,659.78 = 2,176.14 : x
  2. Step 2: Convert to fraction form
    7,106.52/10,659.78 = 2,176.14/x
  3. Step 3: Cross multiply
    7,106.52x = 10,659.78 × 2,176.14
  4. Step 4: Simplify right side
    7,106.52x = 23,197,173.65
  5. Step 5: Solve for x
    x = 23,197,173.65/7,106.52
  6. Step 6: Final answer
    x = 3,264.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.