Home / 4,539.36-6,811.32-2,457.12

Finding the Fourth Proportional to 4,539.36, 6,811.32 and 2,457.12

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Solution

The fourth proportional to 4,539.36, 6,811.32 and 2,457.12 is: 3,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.36 : 6,811.32 = 2,457.12 : x
  2. Step 2: Convert to fraction form
    4,539.36/6,811.32 = 2,457.12/x
  3. Step 3: Cross multiply
    4,539.36x = 6,811.32 × 2,457.12
  4. Step 4: Simplify right side
    4,539.36x = 16,736,230.60
  5. Step 5: Solve for x
    x = 16,736,230.60/4,539.36
  6. Step 6: Final answer
    x = 3,686.91

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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.