Home / 9,244.93-13,872.89-3,405.64

Finding the Fourth Proportional to 9,244.93, 13,872.89 and 3,405.64

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Solution

The fourth proportional to 9,244.93, 13,872.89 and 3,405.64 is: 5,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,244.93 : 13,872.89 = 3,405.64 : x
  2. Step 2: Convert to fraction form
    9,244.93/13,872.89 = 3,405.64/x
  3. Step 3: Cross multiply
    9,244.93x = 13,872.89 × 3,405.64
  4. Step 4: Simplify right side
    9,244.93x = 47,246,069.10
  5. Step 5: Solve for x
    x = 47,246,069.10/9,244.93
  6. Step 6: Final answer
    x = 5,110.48

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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.