Home / 4,702.31-6,488.83-2,577.50

Finding the Fourth Proportional to 4,702.31, 6,488.83 and 2,577.50

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Solution

The fourth proportional to 4,702.31, 6,488.83 and 2,577.50 is: 3,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.31 : 6,488.83 = 2,577.50 : x
  2. Step 2: Convert to fraction form
    4,702.31/6,488.83 = 2,577.50/x
  3. Step 3: Cross multiply
    4,702.31x = 6,488.83 × 2,577.50
  4. Step 4: Simplify right side
    4,702.31x = 16,724,959.33
  5. Step 5: Solve for x
    x = 16,724,959.33/4,702.31
  6. Step 6: Final answer
    x = 3,556.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.