Home / 5,007.12-7,512.84-2,700.24

Finding the Fourth Proportional to 5,007.12, 7,512.84 and 2,700.24

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Solution

The fourth proportional to 5,007.12, 7,512.84 and 2,700.24 is: 4,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.12 : 7,512.84 = 2,700.24 : x
  2. Step 2: Convert to fraction form
    5,007.12/7,512.84 = 2,700.24/x
  3. Step 3: Cross multiply
    5,007.12x = 7,512.84 × 2,700.24
  4. Step 4: Simplify right side
    5,007.12x = 20,286,471.08
  5. Step 5: Solve for x
    x = 20,286,471.08/5,007.12
  6. Step 6: Final answer
    x = 4,051.52

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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.