Home / 7,240.77-10,849.23-6,635.52

Finding the Fourth Proportional to 7,240.77, 10,849.23 and 6,635.52

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Solution

The fourth proportional to 7,240.77, 10,849.23 and 6,635.52 is: 9,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.77 : 10,849.23 = 6,635.52 : x
  2. Step 2: Convert to fraction form
    7,240.77/10,849.23 = 6,635.52/x
  3. Step 3: Cross multiply
    7,240.77x = 10,849.23 × 6,635.52
  4. Step 4: Simplify right side
    7,240.77x = 71,990,282.65
  5. Step 5: Solve for x
    x = 71,990,282.65/7,240.77
  6. Step 6: Final answer
    x = 9,942.35

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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.