Home / 2,914.55-4,022.07-1,588.25

Finding the Fourth Proportional to 2,914.55, 4,022.07 and 1,588.25

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Solution

The fourth proportional to 2,914.55, 4,022.07 and 1,588.25 is: 2,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.55 : 4,022.07 = 1,588.25 : x
  2. Step 2: Convert to fraction form
    2,914.55/4,022.07 = 1,588.25/x
  3. Step 3: Cross multiply
    2,914.55x = 4,022.07 × 1,588.25
  4. Step 4: Simplify right side
    2,914.55x = 6,388,026.61
  5. Step 5: Solve for x
    x = 6,388,026.61/2,914.55
  6. Step 6: Final answer
    x = 2,191.77

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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.