Home / 2,114.33-2,917.74-1,170.07

Finding the Fourth Proportional to 2,114.33, 2,917.74 and 1,170.07

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Solution

The fourth proportional to 2,114.33, 2,917.74 and 1,170.07 is: 1,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.33 : 2,917.74 = 1,170.07 : x
  2. Step 2: Convert to fraction form
    2,114.33/2,917.74 = 1,170.07/x
  3. Step 3: Cross multiply
    2,114.33x = 2,917.74 × 1,170.07
  4. Step 4: Simplify right side
    2,114.33x = 3,413,952.91
  5. Step 5: Solve for x
    x = 3,413,952.91/2,114.33
  6. Step 6: Final answer
    x = 1,614.67

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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.