Home / 1,874.07-2,809.52-1,144.16

Finding the Fourth Proportional to 1,874.07, 2,809.52 and 1,144.16

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Solution

The fourth proportional to 1,874.07, 2,809.52 and 1,144.16 is: 1,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.07 : 2,809.52 = 1,144.16 : x
  2. Step 2: Convert to fraction form
    1,874.07/2,809.52 = 1,144.16/x
  3. Step 3: Cross multiply
    1,874.07x = 2,809.52 × 1,144.16
  4. Step 4: Simplify right side
    1,874.07x = 3,214,540.40
  5. Step 5: Solve for x
    x = 3,214,540.40/1,874.07
  6. Step 6: Final answer
    x = 1,715.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.