Home / 3,300.29-4,554.33-1,808.20

Finding the Fourth Proportional to 3,300.29, 4,554.33 and 1,808.20

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Solution

The fourth proportional to 3,300.29, 4,554.33 and 1,808.20 is: 2,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.29 : 4,554.33 = 1,808.20 : x
  2. Step 2: Convert to fraction form
    3,300.29/4,554.33 = 1,808.20/x
  3. Step 3: Cross multiply
    3,300.29x = 4,554.33 × 1,808.20
  4. Step 4: Simplify right side
    3,300.29x = 8,235,128.12
  5. Step 5: Solve for x
    x = 8,235,128.12/3,300.29
  6. Step 6: Final answer
    x = 2,495.28

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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.