Home / 4,851.36-7,231.56-4,539.72

Finding the Fourth Proportional to 4,851.36, 7,231.56 and 4,539.72

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Solution

The fourth proportional to 4,851.36, 7,231.56 and 4,539.72 is: 6,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.36 : 7,231.56 = 4,539.72 : x
  2. Step 2: Convert to fraction form
    4,851.36/7,231.56 = 4,539.72/x
  3. Step 3: Cross multiply
    4,851.36x = 7,231.56 × 4,539.72
  4. Step 4: Simplify right side
    4,851.36x = 32,829,257.56
  5. Step 5: Solve for x
    x = 32,829,257.56/4,851.36
  6. Step 6: Final answer
    x = 6,767.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.