Home / 7,263.60-10,893.96-3,313.78

Finding the Fourth Proportional to 7,263.60, 10,893.96 and 3,313.78

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Solution

The fourth proportional to 7,263.60, 10,893.96 and 3,313.78 is: 4,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.60 : 10,893.96 = 3,313.78 : x
  2. Step 2: Convert to fraction form
    7,263.60/10,893.96 = 3,313.78/x
  3. Step 3: Cross multiply
    7,263.60x = 10,893.96 × 3,313.78
  4. Step 4: Simplify right side
    7,263.60x = 36,100,186.77
  5. Step 5: Solve for x
    x = 36,100,186.77/7,263.60
  6. Step 6: Final answer
    x = 4,970.01

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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.