Home / 7,566.12-10,440.68-4,208.85

Finding the Fourth Proportional to 7,566.12, 10,440.68 and 4,208.85

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Solution

The fourth proportional to 7,566.12, 10,440.68 and 4,208.85 is: 5,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.12 : 10,440.68 = 4,208.85 : x
  2. Step 2: Convert to fraction form
    7,566.12/10,440.68 = 4,208.85/x
  3. Step 3: Cross multiply
    7,566.12x = 10,440.68 × 4,208.85
  4. Step 4: Simplify right side
    7,566.12x = 43,943,234.97
  5. Step 5: Solve for x
    x = 43,943,234.97/7,566.12
  6. Step 6: Final answer
    x = 5,807.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.