Home / 5,090.52-7,025.22-2,994.78

Finding the Fourth Proportional to 5,090.52, 7,025.22 and 2,994.78

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Solution

The fourth proportional to 5,090.52, 7,025.22 and 2,994.78 is: 4,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.52 : 7,025.22 = 2,994.78 : x
  2. Step 2: Convert to fraction form
    5,090.52/7,025.22 = 2,994.78/x
  3. Step 3: Cross multiply
    5,090.52x = 7,025.22 × 2,994.78
  4. Step 4: Simplify right side
    5,090.52x = 21,038,988.35
  5. Step 5: Solve for x
    x = 21,038,988.35/5,090.52
  6. Step 6: Final answer
    x = 4,132.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.