Home / 7,265.45-10,027.39-4,080.07

Finding the Fourth Proportional to 7,265.45, 10,027.39 and 4,080.07

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Solution

The fourth proportional to 7,265.45, 10,027.39 and 4,080.07 is: 5,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.45 : 10,027.39 = 4,080.07 : x
  2. Step 2: Convert to fraction form
    7,265.45/10,027.39 = 4,080.07/x
  3. Step 3: Cross multiply
    7,265.45x = 10,027.39 × 4,080.07
  4. Step 4: Simplify right side
    7,265.45x = 40,912,417.85
  5. Step 5: Solve for x
    x = 40,912,417.85/7,265.45
  6. Step 6: Final answer
    x = 5,631.09

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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.