Home / 2,914.88-4,022.48-1,588.56

Finding the Fourth Proportional to 2,914.88, 4,022.48 and 1,588.56

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Solution

The fourth proportional to 2,914.88, 4,022.48 and 1,588.56 is: 2,192.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.88 : 4,022.48 = 1,588.56 : x
  2. Step 2: Convert to fraction form
    2,914.88/4,022.48 = 1,588.56/x
  3. Step 3: Cross multiply
    2,914.88x = 4,022.48 × 1,588.56
  4. Step 4: Simplify right side
    2,914.88x = 6,389,950.83
  5. Step 5: Solve for x
    x = 6,389,950.83/2,914.88
  6. Step 6: Final answer
    x = 2,192.18

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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.