Home / 7,267.85-10,028.99-4,080.50

Finding the Fourth Proportional to 7,267.85, 10,028.99 and 4,080.50

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Solution

The fourth proportional to 7,267.85, 10,028.99 and 4,080.50 is: 5,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.85 : 10,028.99 = 4,080.50 : x
  2. Step 2: Convert to fraction form
    7,267.85/10,028.99 = 4,080.50/x
  3. Step 3: Cross multiply
    7,267.85x = 10,028.99 × 4,080.50
  4. Step 4: Simplify right side
    7,267.85x = 40,923,223.15
  5. Step 5: Solve for x
    x = 40,923,223.15/7,267.85
  6. Step 6: Final answer
    x = 5,630.72

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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.