Home / 7,090.22-10,634.10-1,894.88

Finding the Fourth Proportional to 7,090.22, 10,634.10 and 1,894.88

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Solution

The fourth proportional to 7,090.22, 10,634.10 and 1,894.88 is: 2,841.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.22 : 10,634.10 = 1,894.88 : x
  2. Step 2: Convert to fraction form
    7,090.22/10,634.10 = 1,894.88/x
  3. Step 3: Cross multiply
    7,090.22x = 10,634.10 × 1,894.88
  4. Step 4: Simplify right side
    7,090.22x = 20,150,343.41
  5. Step 5: Solve for x
    x = 20,150,343.41/7,090.22
  6. Step 6: Final answer
    x = 2,841.99

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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.