Home / 7,226.10-10,851.30-7,007.40

Finding the Fourth Proportional to 7,226.10, 10,851.30 and 7,007.40

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Solution

The fourth proportional to 7,226.10, 10,851.30 and 7,007.40 is: 10,522.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.10 : 10,851.30 = 7,007.40 : x
  2. Step 2: Convert to fraction form
    7,226.10/10,851.30 = 7,007.40/x
  3. Step 3: Cross multiply
    7,226.10x = 10,851.30 × 7,007.40
  4. Step 4: Simplify right side
    7,226.10x = 76,039,399.62
  5. Step 5: Solve for x
    x = 76,039,399.62/7,226.10
  6. Step 6: Final answer
    x = 10,522.88

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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.