Home / 3,301.08-4,555.40-1,808.96

Finding the Fourth Proportional to 3,301.08, 4,555.40 and 1,808.96

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Solution

The fourth proportional to 3,301.08, 4,555.40 and 1,808.96 is: 2,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.08 : 4,555.40 = 1,808.96 : x
  2. Step 2: Convert to fraction form
    3,301.08/4,555.40 = 1,808.96/x
  3. Step 3: Cross multiply
    3,301.08x = 4,555.40 × 1,808.96
  4. Step 4: Simplify right side
    3,301.08x = 8,240,536.38
  5. Step 5: Solve for x
    x = 8,240,536.38/3,301.08
  6. Step 6: Final answer
    x = 2,496.32

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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.