Home / 3,084.02-4,255.69-1,757.70

Finding the Fourth Proportional to 3,084.02, 4,255.69 and 1,757.70

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Solution

The fourth proportional to 3,084.02, 4,255.69 and 1,757.70 is: 2,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.02 : 4,255.69 = 1,757.70 : x
  2. Step 2: Convert to fraction form
    3,084.02/4,255.69 = 1,757.70/x
  3. Step 3: Cross multiply
    3,084.02x = 4,255.69 × 1,757.70
  4. Step 4: Simplify right side
    3,084.02x = 7,480,225.21
  5. Step 5: Solve for x
    x = 7,480,225.21/3,084.02
  6. Step 6: Final answer
    x = 2,425.48

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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.