Home / 7,410.46-11,120.12-2,666.23

Finding the Fourth Proportional to 7,410.46, 11,120.12 and 2,666.23

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Solution

The fourth proportional to 7,410.46, 11,120.12 and 2,666.23 is: 4,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.46 : 11,120.12 = 2,666.23 : x
  2. Step 2: Convert to fraction form
    7,410.46/11,120.12 = 2,666.23/x
  3. Step 3: Cross multiply
    7,410.46x = 11,120.12 × 2,666.23
  4. Step 4: Simplify right side
    7,410.46x = 29,648,797.55
  5. Step 5: Solve for x
    x = 29,648,797.55/7,410.46
  6. Step 6: Final answer
    x = 4,000.94

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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.