Home / 2,914.34-4,021.73-1,588.05

Finding the Fourth Proportional to 2,914.34, 4,021.73 and 1,588.05

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Solution

The fourth proportional to 2,914.34, 4,021.73 and 1,588.05 is: 2,191.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.34 : 4,021.73 = 1,588.05 : x
  2. Step 2: Convert to fraction form
    2,914.34/4,021.73 = 1,588.05/x
  3. Step 3: Cross multiply
    2,914.34x = 4,021.73 × 1,588.05
  4. Step 4: Simplify right side
    2,914.34x = 6,386,708.33
  5. Step 5: Solve for x
    x = 6,386,708.33/2,914.34
  6. Step 6: Final answer
    x = 2,191.48

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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.