Home / 3,084.07-4,256.91-1,758.49

Finding the Fourth Proportional to 3,084.07, 4,256.91 and 1,758.49

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Solution

The fourth proportional to 3,084.07, 4,256.91 and 1,758.49 is: 2,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.07 : 4,256.91 = 1,758.49 : x
  2. Step 2: Convert to fraction form
    3,084.07/4,256.91 = 1,758.49/x
  3. Step 3: Cross multiply
    3,084.07x = 4,256.91 × 1,758.49
  4. Step 4: Simplify right side
    3,084.07x = 7,485,733.67
  5. Step 5: Solve for x
    x = 7,485,733.67/3,084.07
  6. Step 6: Final answer
    x = 2,427.23

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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.