Home / 7,284.84-10,919.88-6,410.04

Finding the Fourth Proportional to 7,284.84, 10,919.88 and 6,410.04

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Solution

The fourth proportional to 7,284.84, 10,919.88 and 6,410.04 is: 9,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.84 : 10,919.88 = 6,410.04 : x
  2. Step 2: Convert to fraction form
    7,284.84/10,919.88 = 6,410.04/x
  3. Step 3: Cross multiply
    7,284.84x = 10,919.88 × 6,410.04
  4. Step 4: Simplify right side
    7,284.84x = 69,996,867.60
  5. Step 5: Solve for x
    x = 69,996,867.60/7,284.84
  6. Step 6: Final answer
    x = 9,608.57

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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.