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Finding the Fourth Proportional to 7,158.02, 10,737.02 and 3,259.69

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Solution

The fourth proportional to 7,158.02, 10,737.02 and 3,259.69 is: 4,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.02 : 10,737.02 = 3,259.69 : x
  2. Step 2: Convert to fraction form
    7,158.02/10,737.02 = 3,259.69/x
  3. Step 3: Cross multiply
    7,158.02x = 10,737.02 × 3,259.69
  4. Step 4: Simplify right side
    7,158.02x = 34,999,338.03
  5. Step 5: Solve for x
    x = 34,999,338.03/7,158.02
  6. Step 6: Final answer
    x = 4,889.53

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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.