Home / 6,449.90-9,669.09-2,551.64

Finding the Fourth Proportional to 6,449.90, 9,669.09 and 2,551.64

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Solution

The fourth proportional to 6,449.90, 9,669.09 and 2,551.64 is: 3,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449.90 : 9,669.09 = 2,551.64 : x
  2. Step 2: Convert to fraction form
    6,449.90/9,669.09 = 2,551.64/x
  3. Step 3: Cross multiply
    6,449.90x = 9,669.09 × 2,551.64
  4. Step 4: Simplify right side
    6,449.90x = 24,672,036.81
  5. Step 5: Solve for x
    x = 24,672,036.81/6,449.90
  6. Step 6: Final answer
    x = 3,825.18

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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.