Home / 3,090.17-4,635.93-1,445.82

Finding the Fourth Proportional to 3,090.17, 4,635.93 and 1,445.82

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Solution

The fourth proportional to 3,090.17, 4,635.93 and 1,445.82 is: 2,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.17 : 4,635.93 = 1,445.82 : x
  2. Step 2: Convert to fraction form
    3,090.17/4,635.93 = 1,445.82/x
  3. Step 3: Cross multiply
    3,090.17x = 4,635.93 × 1,445.82
  4. Step 4: Simplify right side
    3,090.17x = 6,702,720.31
  5. Step 5: Solve for x
    x = 6,702,720.31/3,090.17
  6. Step 6: Final answer
    x = 2,169.05

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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.