Home / 3,255.59-4,492.72-1,763.51

Finding the Fourth Proportional to 3,255.59, 4,492.72 and 1,763.51

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Solution

The fourth proportional to 3,255.59, 4,492.72 and 1,763.51 is: 2,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.59 : 4,492.72 = 1,763.51 : x
  2. Step 2: Convert to fraction form
    3,255.59/4,492.72 = 1,763.51/x
  3. Step 3: Cross multiply
    3,255.59x = 4,492.72 × 1,763.51
  4. Step 4: Simplify right side
    3,255.59x = 7,922,947.83
  5. Step 5: Solve for x
    x = 7,922,947.83/3,255.59
  6. Step 6: Final answer
    x = 2,433.64

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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.