Home / 3,454.50-4,763.88-2,322.72

Finding the Fourth Proportional to 3,454.50, 4,763.88 and 2,322.72

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Solution

The fourth proportional to 3,454.50, 4,763.88 and 2,322.72 is: 3,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.50 : 4,763.88 = 2,322.72 : x
  2. Step 2: Convert to fraction form
    3,454.50/4,763.88 = 2,322.72/x
  3. Step 3: Cross multiply
    3,454.50x = 4,763.88 × 2,322.72
  4. Step 4: Simplify right side
    3,454.50x = 11,065,159.35
  5. Step 5: Solve for x
    x = 11,065,159.35/3,454.50
  6. Step 6: Final answer
    x = 3,203.11

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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.