Home / 7,207.87-10,816.08-3,047.65

Finding the Fourth Proportional to 7,207.87, 10,816.08 and 3,047.65

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Solution

The fourth proportional to 7,207.87, 10,816.08 and 3,047.65 is: 4,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.87 : 10,816.08 = 3,047.65 : x
  2. Step 2: Convert to fraction form
    7,207.87/10,816.08 = 3,047.65/x
  3. Step 3: Cross multiply
    7,207.87x = 10,816.08 × 3,047.65
  4. Step 4: Simplify right side
    7,207.87x = 32,963,610.97
  5. Step 5: Solve for x
    x = 32,963,610.97/7,207.87
  6. Step 6: Final answer
    x = 4,573.28

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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.