Home / 7,206.12-10,807.56-2,589.12

Finding the Fourth Proportional to 7,206.12, 10,807.56 and 2,589.12

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Solution

The fourth proportional to 7,206.12, 10,807.56 and 2,589.12 is: 3,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.12 : 10,807.56 = 2,589.12 : x
  2. Step 2: Convert to fraction form
    7,206.12/10,807.56 = 2,589.12/x
  3. Step 3: Cross multiply
    7,206.12x = 10,807.56 × 2,589.12
  4. Step 4: Simplify right side
    7,206.12x = 27,982,069.75
  5. Step 5: Solve for x
    x = 27,982,069.75/7,206.12
  6. Step 6: Final answer
    x = 3,883.10

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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.