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Finding the Fourth Proportional to 3,303.58, 4,953.25 and 1,840.72

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Solution

The fourth proportional to 3,303.58, 4,953.25 and 1,840.72 is: 2,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.58 : 4,953.25 = 1,840.72 : x
  2. Step 2: Convert to fraction form
    3,303.58/4,953.25 = 1,840.72/x
  3. Step 3: Cross multiply
    3,303.58x = 4,953.25 × 1,840.72
  4. Step 4: Simplify right side
    3,303.58x = 9,117,546.34
  5. Step 5: Solve for x
    x = 9,117,546.34/3,303.58
  6. Step 6: Final answer
    x = 2,759.90

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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.