Home / 9,373-12,934.88-5,181.25

Finding the Fourth Proportional to 9,373, 12,934.88 and 5,181.25

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Solution

The fourth proportional to 9,373, 12,934.88 and 5,181.25 is: 7,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373 : 12,934.88 = 5,181.25 : x
  2. Step 2: Convert to fraction form
    9,373/12,934.88 = 5,181.25/x
  3. Step 3: Cross multiply
    9,373x = 12,934.88 × 5,181.25
  4. Step 4: Simplify right side
    9,373x = 67,018,847.00
  5. Step 5: Solve for x
    x = 67,018,847.00/9,373
  6. Step 6: Final answer
    x = 7,150.20

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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.