Home / 5,352.35-7,384.59-3,113.82

Finding the Fourth Proportional to 5,352.35, 7,384.59 and 3,113.82

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Solution

The fourth proportional to 5,352.35, 7,384.59 and 3,113.82 is: 4,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.35 : 7,384.59 = 3,113.82 : x
  2. Step 2: Convert to fraction form
    5,352.35/7,384.59 = 3,113.82/x
  3. Step 3: Cross multiply
    5,352.35x = 7,384.59 × 3,113.82
  4. Step 4: Simplify right side
    5,352.35x = 22,994,284.03
  5. Step 5: Solve for x
    x = 22,994,284.03/5,352.35
  6. Step 6: Final answer
    x = 4,296.11

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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.