Home / 2,095.92-2,890.62-2,070

Finding the Fourth Proportional to 2,095.92, 2,890.62 and 2,070

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Solution

The fourth proportional to 2,095.92, 2,890.62 and 2,070 is: 2,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.92 : 2,890.62 = 2,070 : x
  2. Step 2: Convert to fraction form
    2,095.92/2,890.62 = 2,070/x
  3. Step 3: Cross multiply
    2,095.92x = 2,890.62 × 2,070
  4. Step 4: Simplify right side
    2,095.92x = 5,983,583.40
  5. Step 5: Solve for x
    x = 5,983,583.40/2,095.92
  6. Step 6: Final answer
    x = 2,854.87

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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.