Home / 2,070.11-2,856.62-1,174.04

Finding the Fourth Proportional to 2,070.11, 2,856.62 and 1,174.04

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Solution

The fourth proportional to 2,070.11, 2,856.62 and 1,174.04 is: 1,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.11 : 2,856.62 = 1,174.04 : x
  2. Step 2: Convert to fraction form
    2,070.11/2,856.62 = 1,174.04/x
  3. Step 3: Cross multiply
    2,070.11x = 2,856.62 × 1,174.04
  4. Step 4: Simplify right side
    2,070.11x = 3,353,802.40
  5. Step 5: Solve for x
    x = 3,353,802.40/2,070.11
  6. Step 6: Final answer
    x = 1,620.11

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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.