Home / 2,110.50-2,917.72-1,585.62

Finding the Fourth Proportional to 2,110.50, 2,917.72 and 1,585.62

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Solution

The fourth proportional to 2,110.50, 2,917.72 and 1,585.62 is: 2,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.50 : 2,917.72 = 1,585.62 : x
  2. Step 2: Convert to fraction form
    2,110.50/2,917.72 = 1,585.62/x
  3. Step 3: Cross multiply
    2,110.50x = 2,917.72 × 1,585.62
  4. Step 4: Simplify right side
    2,110.50x = 4,626,395.19
  5. Step 5: Solve for x
    x = 4,626,395.19/2,110.50
  6. Step 6: Final answer
    x = 2,192.08

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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.