Home / 7,010.16-10,514.88-2,079.84

Finding the Fourth Proportional to 7,010.16, 10,514.88 and 2,079.84

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Solution

The fourth proportional to 7,010.16, 10,514.88 and 2,079.84 is: 3,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.16 : 10,514.88 = 2,079.84 : x
  2. Step 2: Convert to fraction form
    7,010.16/10,514.88 = 2,079.84/x
  3. Step 3: Cross multiply
    7,010.16x = 10,514.88 × 2,079.84
  4. Step 4: Simplify right side
    7,010.16x = 21,869,268.02
  5. Step 5: Solve for x
    x = 21,869,268.02/7,010.16
  6. Step 6: Final answer
    x = 3,119.65

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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.