Home / 6,708.12-10,062.30-2,812.20

Finding the Fourth Proportional to 6,708.12, 10,062.30 and 2,812.20

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Solution

The fourth proportional to 6,708.12, 10,062.30 and 2,812.20 is: 4,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.12 : 10,062.30 = 2,812.20 : x
  2. Step 2: Convert to fraction form
    6,708.12/10,062.30 = 2,812.20/x
  3. Step 3: Cross multiply
    6,708.12x = 10,062.30 × 2,812.20
  4. Step 4: Simplify right side
    6,708.12x = 28,297,200.06
  5. Step 5: Solve for x
    x = 28,297,200.06/6,708.12
  6. Step 6: Final answer
    x = 4,218.35

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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.