Home / 7,009.64-10,514.61-2,079.62

Finding the Fourth Proportional to 7,009.64, 10,514.61 and 2,079.62

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Solution

The fourth proportional to 7,009.64, 10,514.61 and 2,079.62 is: 3,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.64 : 10,514.61 = 2,079.62 : x
  2. Step 2: Convert to fraction form
    7,009.64/10,514.61 = 2,079.62/x
  3. Step 3: Cross multiply
    7,009.64x = 10,514.61 × 2,079.62
  4. Step 4: Simplify right side
    7,009.64x = 21,866,439.25
  5. Step 5: Solve for x
    x = 21,866,439.25/7,009.64
  6. Step 6: Final answer
    x = 3,119.48

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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.