Home / 7,288.53-10,935.54-2,909.04

Finding the Fourth Proportional to 7,288.53, 10,935.54 and 2,909.04

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Solution

The fourth proportional to 7,288.53, 10,935.54 and 2,909.04 is: 4,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.53 : 10,935.54 = 2,909.04 : x
  2. Step 2: Convert to fraction form
    7,288.53/10,935.54 = 2,909.04/x
  3. Step 3: Cross multiply
    7,288.53x = 10,935.54 × 2,909.04
  4. Step 4: Simplify right side
    7,288.53x = 31,811,923.28
  5. Step 5: Solve for x
    x = 31,811,923.28/7,288.53
  6. Step 6: Final answer
    x = 4,364.66

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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.