Home / 2,385.34-3,580.66-1,802.14

Finding the Fourth Proportional to 2,385.34, 3,580.66 and 1,802.14

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Solution

The fourth proportional to 2,385.34, 3,580.66 and 1,802.14 is: 2,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.34 : 3,580.66 = 1,802.14 : x
  2. Step 2: Convert to fraction form
    2,385.34/3,580.66 = 1,802.14/x
  3. Step 3: Cross multiply
    2,385.34x = 3,580.66 × 1,802.14
  4. Step 4: Simplify right side
    2,385.34x = 6,452,850.61
  5. Step 5: Solve for x
    x = 6,452,850.61/2,385.34
  6. Step 6: Final answer
    x = 2,705.21

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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.