Home / 3,255.66-4,492.81-1,763.58

Finding the Fourth Proportional to 3,255.66, 4,492.81 and 1,763.58

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Solution

The fourth proportional to 3,255.66, 4,492.81 and 1,763.58 is: 2,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.66 : 4,492.81 = 1,763.58 : x
  2. Step 2: Convert to fraction form
    3,255.66/4,492.81 = 1,763.58/x
  3. Step 3: Cross multiply
    3,255.66x = 4,492.81 × 1,763.58
  4. Step 4: Simplify right side
    3,255.66x = 7,923,423.64
  5. Step 5: Solve for x
    x = 7,923,423.64/3,255.66
  6. Step 6: Final answer
    x = 2,433.74

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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.