Home / 3,300.42-4,554.60-1,808.47

Finding the Fourth Proportional to 3,300.42, 4,554.60 and 1,808.47

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Solution

The fourth proportional to 3,300.42, 4,554.60 and 1,808.47 is: 2,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.42 : 4,554.60 = 1,808.47 : x
  2. Step 2: Convert to fraction form
    3,300.42/4,554.60 = 1,808.47/x
  3. Step 3: Cross multiply
    3,300.42x = 4,554.60 × 1,808.47
  4. Step 4: Simplify right side
    3,300.42x = 8,236,857.46
  5. Step 5: Solve for x
    x = 8,236,857.46/3,300.42
  6. Step 6: Final answer
    x = 2,495.70

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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.