Home / 7,284.31-10,916.11-3,325.84

Finding the Fourth Proportional to 7,284.31, 10,916.11 and 3,325.84

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Solution

The fourth proportional to 7,284.31, 10,916.11 and 3,325.84 is: 4,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.31 : 10,916.11 = 3,325.84 : x
  2. Step 2: Convert to fraction form
    7,284.31/10,916.11 = 3,325.84/x
  3. Step 3: Cross multiply
    7,284.31x = 10,916.11 × 3,325.84
  4. Step 4: Simplify right side
    7,284.31x = 36,305,212.15
  5. Step 5: Solve for x
    x = 36,305,212.15/7,284.31
  6. Step 6: Final answer
    x = 4,984.03

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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.