Home / 4,449.50-6,140.30-2,681.43

Finding the Fourth Proportional to 4,449.50, 6,140.30 and 2,681.43

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Solution

The fourth proportional to 4,449.50, 6,140.30 and 2,681.43 is: 3,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.50 : 6,140.30 = 2,681.43 : x
  2. Step 2: Convert to fraction form
    4,449.50/6,140.30 = 2,681.43/x
  3. Step 3: Cross multiply
    4,449.50x = 6,140.30 × 2,681.43
  4. Step 4: Simplify right side
    4,449.50x = 16,464,771.22
  5. Step 5: Solve for x
    x = 16,464,771.22/4,449.50
  6. Step 6: Final answer
    x = 3,700.37

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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.