Home / 4,742.66-6,544.08-2,853.80

Finding the Fourth Proportional to 4,742.66, 6,544.08 and 2,853.80

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Solution

The fourth proportional to 4,742.66, 6,544.08 and 2,853.80 is: 3,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.66 : 6,544.08 = 2,853.80 : x
  2. Step 2: Convert to fraction form
    4,742.66/6,544.08 = 2,853.80/x
  3. Step 3: Cross multiply
    4,742.66x = 6,544.08 × 2,853.80
  4. Step 4: Simplify right side
    4,742.66x = 18,675,495.50
  5. Step 5: Solve for x
    x = 18,675,495.50/4,742.66
  6. Step 6: Final answer
    x = 3,937.77

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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.