Home / 1,910.01-2,865.03-1,816.74

Finding the Fourth Proportional to 1,910.01, 2,865.03 and 1,816.74

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Solution

The fourth proportional to 1,910.01, 2,865.03 and 1,816.74 is: 2,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.01 : 2,865.03 = 1,816.74 : x
  2. Step 2: Convert to fraction form
    1,910.01/2,865.03 = 1,816.74/x
  3. Step 3: Cross multiply
    1,910.01x = 2,865.03 × 1,816.74
  4. Step 4: Simplify right side
    1,910.01x = 5,205,014.60
  5. Step 5: Solve for x
    x = 5,205,014.60/1,910.01
  6. Step 6: Final answer
    x = 2,725.12

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1.5x scale

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.