Home / 2,386.59-3,576.64-1,772.61

Finding the Fourth Proportional to 2,386.59, 3,576.64 and 1,772.61

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Solution

The fourth proportional to 2,386.59, 3,576.64 and 1,772.61 is: 2,656.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.59 : 3,576.64 = 1,772.61 : x
  2. Step 2: Convert to fraction form
    2,386.59/3,576.64 = 1,772.61/x
  3. Step 3: Cross multiply
    2,386.59x = 3,576.64 × 1,772.61
  4. Step 4: Simplify right side
    2,386.59x = 6,339,961.08
  5. Step 5: Solve for x
    x = 6,339,961.08/2,386.59
  6. Step 6: Final answer
    x = 2,656.50

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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.