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Finding the Fourth Proportional to 3,303.91, 4,946.15 and 2,205.55

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Solution

The fourth proportional to 3,303.91, 4,946.15 and 2,205.55 is: 3,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.91 : 4,946.15 = 2,205.55 : x
  2. Step 2: Convert to fraction form
    3,303.91/4,946.15 = 2,205.55/x
  3. Step 3: Cross multiply
    3,303.91x = 4,946.15 × 2,205.55
  4. Step 4: Simplify right side
    3,303.91x = 10,908,970.10
  5. Step 5: Solve for x
    x = 10,908,970.10/3,303.91
  6. Step 6: Final answer
    x = 3,301.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.