Home / 7,090.29-10,635.92-2,408.39

Finding the Fourth Proportional to 7,090.29, 10,635.92 and 2,408.39

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Solution

The fourth proportional to 7,090.29, 10,635.92 and 2,408.39 is: 3,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.29 : 10,635.92 = 2,408.39 : x
  2. Step 2: Convert to fraction form
    7,090.29/10,635.92 = 2,408.39/x
  3. Step 3: Cross multiply
    7,090.29x = 10,635.92 × 2,408.39
  4. Step 4: Simplify right side
    7,090.29x = 25,615,390.19
  5. Step 5: Solve for x
    x = 25,615,390.19/7,090.29
  6. Step 6: Final answer
    x = 3,612.74

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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.