Home / 7,021.44-10,531.22-2,090.16

Finding the Fourth Proportional to 7,021.44, 10,531.22 and 2,090.16

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Solution

The fourth proportional to 7,021.44, 10,531.22 and 2,090.16 is: 3,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.44 : 10,531.22 = 2,090.16 : x
  2. Step 2: Convert to fraction form
    7,021.44/10,531.22 = 2,090.16/x
  3. Step 3: Cross multiply
    7,021.44x = 10,531.22 × 2,090.16
  4. Step 4: Simplify right side
    7,021.44x = 22,011,924.34
  5. Step 5: Solve for x
    x = 22,011,924.34/7,021.44
  6. Step 6: Final answer
    x = 3,134.96

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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.