Home / 3,356.58-5,032.20-1,276.50

Finding the Fourth Proportional to 3,356.58, 5,032.20 and 1,276.50

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Solution

The fourth proportional to 3,356.58, 5,032.20 and 1,276.50 is: 1,913.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.58 : 5,032.20 = 1,276.50 : x
  2. Step 2: Convert to fraction form
    3,356.58/5,032.20 = 1,276.50/x
  3. Step 3: Cross multiply
    3,356.58x = 5,032.20 × 1,276.50
  4. Step 4: Simplify right side
    3,356.58x = 6,423,603.30
  5. Step 5: Solve for x
    x = 6,423,603.30/3,356.58
  6. Step 6: Final answer
    x = 1,913.73

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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.