Home / 3,402.48-5,090.28-2,430.96

Finding the Fourth Proportional to 3,402.48, 5,090.28 and 2,430.96

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Solution

The fourth proportional to 3,402.48, 5,090.28 and 2,430.96 is: 3,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.48 : 5,090.28 = 2,430.96 : x
  2. Step 2: Convert to fraction form
    3,402.48/5,090.28 = 2,430.96/x
  3. Step 3: Cross multiply
    3,402.48x = 5,090.28 × 2,430.96
  4. Step 4: Simplify right side
    3,402.48x = 12,374,267.07
  5. Step 5: Solve for x
    x = 12,374,267.07/3,402.48
  6. Step 6: Final answer
    x = 3,636.84

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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.