Home / 6,674.85-10,005.63-3,158.64

Finding the Fourth Proportional to 6,674.85, 10,005.63 and 3,158.64

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Solution

The fourth proportional to 6,674.85, 10,005.63 and 3,158.64 is: 4,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,674.85 : 10,005.63 = 3,158.64 : x
  2. Step 2: Convert to fraction form
    6,674.85/10,005.63 = 3,158.64/x
  3. Step 3: Cross multiply
    6,674.85x = 10,005.63 × 3,158.64
  4. Step 4: Simplify right side
    6,674.85x = 31,604,183.14
  5. Step 5: Solve for x
    x = 31,604,183.14/6,674.85
  6. Step 6: Final answer
    x = 4,734.82

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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.