Home / 4,748.07-7,114.78-1,972.41

Finding the Fourth Proportional to 4,748.07, 7,114.78 and 1,972.41

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Solution

The fourth proportional to 4,748.07, 7,114.78 and 1,972.41 is: 2,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.07 : 7,114.78 = 1,972.41 : x
  2. Step 2: Convert to fraction form
    4,748.07/7,114.78 = 1,972.41/x
  3. Step 3: Cross multiply
    4,748.07x = 7,114.78 × 1,972.41
  4. Step 4: Simplify right side
    4,748.07x = 14,033,263.22
  5. Step 5: Solve for x
    x = 14,033,263.22/4,748.07
  6. Step 6: Final answer
    x = 2,955.57

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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.