Home / 4,090.61-6,137.31-1,626.23

Finding the Fourth Proportional to 4,090.61, 6,137.31 and 1,626.23

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Solution

The fourth proportional to 4,090.61, 6,137.31 and 1,626.23 is: 2,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.61 : 6,137.31 = 1,626.23 : x
  2. Step 2: Convert to fraction form
    4,090.61/6,137.31 = 1,626.23/x
  3. Step 3: Cross multiply
    4,090.61x = 6,137.31 × 1,626.23
  4. Step 4: Simplify right side
    4,090.61x = 9,980,646.95
  5. Step 5: Solve for x
    x = 9,980,646.95/4,090.61
  6. Step 6: Final answer
    x = 2,439.90

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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.