Home / 5,100.32-7,649.57-3,245.93

Finding the Fourth Proportional to 5,100.32, 7,649.57 and 3,245.93

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Solution

The fourth proportional to 5,100.32, 7,649.57 and 3,245.93 is: 4,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.32 : 7,649.57 = 3,245.93 : x
  2. Step 2: Convert to fraction form
    5,100.32/7,649.57 = 3,245.93/x
  3. Step 3: Cross multiply
    5,100.32x = 7,649.57 × 3,245.93
  4. Step 4: Simplify right side
    5,100.32x = 24,829,968.75
  5. Step 5: Solve for x
    x = 24,829,968.75/5,100.32
  6. Step 6: Final answer
    x = 4,868.32

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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.