Home / 5,580.70-8,374.39-2,070.11

Finding the Fourth Proportional to 5,580.70, 8,374.39 and 2,070.11

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Solution

The fourth proportional to 5,580.70, 8,374.39 and 2,070.11 is: 3,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.70 : 8,374.39 = 2,070.11 : x
  2. Step 2: Convert to fraction form
    5,580.70/8,374.39 = 2,070.11/x
  3. Step 3: Cross multiply
    5,580.70x = 8,374.39 × 2,070.11
  4. Step 4: Simplify right side
    5,580.70x = 17,335,924.24
  5. Step 5: Solve for x
    x = 17,335,924.24/5,580.70
  6. Step 6: Final answer
    x = 3,106.41

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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.