Home / 5,585.66-8,372.64-1,886.60

Finding the Fourth Proportional to 5,585.66, 8,372.64 and 1,886.60

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Solution

The fourth proportional to 5,585.66, 8,372.64 and 1,886.60 is: 2,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.66 : 8,372.64 = 1,886.60 : x
  2. Step 2: Convert to fraction form
    5,585.66/8,372.64 = 1,886.60/x
  3. Step 3: Cross multiply
    5,585.66x = 8,372.64 × 1,886.60
  4. Step 4: Simplify right side
    5,585.66x = 15,795,822.62
  5. Step 5: Solve for x
    x = 15,795,822.62/5,585.66
  6. Step 6: Final answer
    x = 2,827.92

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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.