Home / 2,914.55-4,022.09-1,588.23

Finding the Fourth Proportional to 2,914.55, 4,022.09 and 1,588.23

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Solution

The fourth proportional to 2,914.55, 4,022.09 and 1,588.23 is: 2,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.55 : 4,022.09 = 1,588.23 : x
  2. Step 2: Convert to fraction form
    2,914.55/4,022.09 = 1,588.23/x
  3. Step 3: Cross multiply
    2,914.55x = 4,022.09 × 1,588.23
  4. Step 4: Simplify right side
    2,914.55x = 6,387,996.06
  5. Step 5: Solve for x
    x = 6,387,996.06/2,914.55
  6. Step 6: Final answer
    x = 2,191.76

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1.5x scale

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.