Home / 3,090.90-4,265.24-1,746.50

Finding the Fourth Proportional to 3,090.90, 4,265.24 and 1,746.50

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Solution

The fourth proportional to 3,090.90, 4,265.24 and 1,746.50 is: 2,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.90 : 4,265.24 = 1,746.50 : x
  2. Step 2: Convert to fraction form
    3,090.90/4,265.24 = 1,746.50/x
  3. Step 3: Cross multiply
    3,090.90x = 4,265.24 × 1,746.50
  4. Step 4: Simplify right side
    3,090.90x = 7,449,241.66
  5. Step 5: Solve for x
    x = 7,449,241.66/3,090.90
  6. Step 6: Final answer
    x = 2,410.06

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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.