Home / 7,263.90-10,893.08-3,105.84

Finding the Fourth Proportional to 7,263.90, 10,893.08 and 3,105.84

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Solution

The fourth proportional to 7,263.90, 10,893.08 and 3,105.84 is: 4,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.90 : 10,893.08 = 3,105.84 : x
  2. Step 2: Convert to fraction form
    7,263.90/10,893.08 = 3,105.84/x
  3. Step 3: Cross multiply
    7,263.90x = 10,893.08 × 3,105.84
  4. Step 4: Simplify right side
    7,263.90x = 33,832,148.06
  5. Step 5: Solve for x
    x = 33,832,148.06/7,263.90
  6. Step 6: Final answer
    x = 4,657.57

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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.