Home / 2,914.91-4,022.68-1,588.66

Finding the Fourth Proportional to 2,914.91, 4,022.68 and 1,588.66

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Solution

The fourth proportional to 2,914.91, 4,022.68 and 1,588.66 is: 2,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.91 : 4,022.68 = 1,588.66 : x
  2. Step 2: Convert to fraction form
    2,914.91/4,022.68 = 1,588.66/x
  3. Step 3: Cross multiply
    2,914.91x = 4,022.68 × 1,588.66
  4. Step 4: Simplify right side
    2,914.91x = 6,390,675.68
  5. Step 5: Solve for x
    x = 6,390,675.68/2,914.91
  6. Step 6: Final answer
    x = 2,192.41

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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.