Home / 4,454-6,146.60-2,591.12

Finding the Fourth Proportional to 4,454, 6,146.60 and 2,591.12

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Solution

The fourth proportional to 4,454, 6,146.60 and 2,591.12 is: 3,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454 : 6,146.60 = 2,591.12 : x
  2. Step 2: Convert to fraction form
    4,454/6,146.60 = 2,591.12/x
  3. Step 3: Cross multiply
    4,454x = 6,146.60 × 2,591.12
  4. Step 4: Simplify right side
    4,454x = 15,926,578.19
  5. Step 5: Solve for x
    x = 15,926,578.19/4,454
  6. Step 6: Final answer
    x = 3,575.79

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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.