Home / 7,458.24-11,179.74-4,686.84

Finding the Fourth Proportional to 7,458.24, 11,179.74 and 4,686.84

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Solution

The fourth proportional to 7,458.24, 11,179.74 and 4,686.84 is: 7,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.24 : 11,179.74 = 4,686.84 : x
  2. Step 2: Convert to fraction form
    7,458.24/11,179.74 = 4,686.84/x
  3. Step 3: Cross multiply
    7,458.24x = 11,179.74 × 4,686.84
  4. Step 4: Simplify right side
    7,458.24x = 52,397,652.62
  5. Step 5: Solve for x
    x = 52,397,652.62/7,458.24
  6. Step 6: Final answer
    x = 7,025.47

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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.