Home / 7,263.60-10,899-2,880.96

Finding the Fourth Proportional to 7,263.60, 10,899 and 2,880.96

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Solution

The fourth proportional to 7,263.60, 10,899 and 2,880.96 is: 4,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.60 : 10,899 = 2,880.96 : x
  2. Step 2: Convert to fraction form
    7,263.60/10,899 = 2,880.96/x
  3. Step 3: Cross multiply
    7,263.60x = 10,899 × 2,880.96
  4. Step 4: Simplify right side
    7,263.60x = 31,399,583.04
  5. Step 5: Solve for x
    x = 31,399,583.04/7,263.60
  6. Step 6: Final answer
    x = 4,322.87

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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.