Home / 3,301.21-4,555.67-1,903.96

Finding the Fourth Proportional to 3,301.21, 4,555.67 and 1,903.96

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Solution

The fourth proportional to 3,301.21, 4,555.67 and 1,903.96 is: 2,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.21 : 4,555.67 = 1,903.96 : x
  2. Step 2: Convert to fraction form
    3,301.21/4,555.67 = 1,903.96/x
  3. Step 3: Cross multiply
    3,301.21x = 4,555.67 × 1,903.96
  4. Step 4: Simplify right side
    3,301.21x = 8,673,813.45
  5. Step 5: Solve for x
    x = 8,673,813.45/3,301.21
  6. Step 6: Final answer
    x = 2,627.46

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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.