Home / 4,749.24-7,117.94-2,283.40

Finding the Fourth Proportional to 4,749.24, 7,117.94 and 2,283.40

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Solution

The fourth proportional to 4,749.24, 7,117.94 and 2,283.40 is: 3,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.24 : 7,117.94 = 2,283.40 : x
  2. Step 2: Convert to fraction form
    4,749.24/7,117.94 = 2,283.40/x
  3. Step 3: Cross multiply
    4,749.24x = 7,117.94 × 2,283.40
  4. Step 4: Simplify right side
    4,749.24x = 16,253,118.80
  5. Step 5: Solve for x
    x = 16,253,118.80/4,749.24
  6. Step 6: Final answer
    x = 3,422.25

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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.