Home / 7,235.16-10,861.60-4,772.04

Finding the Fourth Proportional to 7,235.16, 10,861.60 and 4,772.04

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Solution

The fourth proportional to 7,235.16, 10,861.60 and 4,772.04 is: 7,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.16 : 10,861.60 = 4,772.04 : x
  2. Step 2: Convert to fraction form
    7,235.16/10,861.60 = 4,772.04/x
  3. Step 3: Cross multiply
    7,235.16x = 10,861.60 × 4,772.04
  4. Step 4: Simplify right side
    7,235.16x = 51,831,935.36
  5. Step 5: Solve for x
    x = 51,831,935.36/7,235.16
  6. Step 6: Final answer
    x = 7,163.90

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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.