Home / 3,587.16-5,383.01-1,639.41

Finding the Fourth Proportional to 3,587.16, 5,383.01 and 1,639.41

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Solution

The fourth proportional to 3,587.16, 5,383.01 and 1,639.41 is: 2,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.16 : 5,383.01 = 1,639.41 : x
  2. Step 2: Convert to fraction form
    3,587.16/5,383.01 = 1,639.41/x
  3. Step 3: Cross multiply
    3,587.16x = 5,383.01 × 1,639.41
  4. Step 4: Simplify right side
    3,587.16x = 8,824,964.52
  5. Step 5: Solve for x
    x = 8,824,964.52/3,587.16
  6. Step 6: Final answer
    x = 2,460.16

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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.