Home / 5,580.08-8,367.98-1,881.31

Finding the Fourth Proportional to 5,580.08, 8,367.98 and 1,881.31

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Solution

The fourth proportional to 5,580.08, 8,367.98 and 1,881.31 is: 2,821.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.08 : 8,367.98 = 1,881.31 : x
  2. Step 2: Convert to fraction form
    5,580.08/8,367.98 = 1,881.31/x
  3. Step 3: Cross multiply
    5,580.08x = 8,367.98 × 1,881.31
  4. Step 4: Simplify right side
    5,580.08x = 15,742,764.45
  5. Step 5: Solve for x
    x = 15,742,764.45/5,580.08
  6. Step 6: Final answer
    x = 2,821.24

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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.