Home / 3,721.42-5,583.50-1,530.32

Finding the Fourth Proportional to 3,721.42, 5,583.50 and 1,530.32

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Solution

The fourth proportional to 3,721.42, 5,583.50 and 1,530.32 is: 2,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.42 : 5,583.50 = 1,530.32 : x
  2. Step 2: Convert to fraction form
    3,721.42/5,583.50 = 1,530.32/x
  3. Step 3: Cross multiply
    3,721.42x = 5,583.50 × 1,530.32
  4. Step 4: Simplify right side
    3,721.42x = 8,544,541.72
  5. Step 5: Solve for x
    x = 8,544,541.72/3,721.42
  6. Step 6: Final answer
    x = 2,296.04

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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.