Home / 3,555.30-5,332.99-1,090.14

Finding the Fourth Proportional to 3,555.30, 5,332.99 and 1,090.14

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Solution

The fourth proportional to 3,555.30, 5,332.99 and 1,090.14 is: 1,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.30 : 5,332.99 = 1,090.14 : x
  2. Step 2: Convert to fraction form
    3,555.30/5,332.99 = 1,090.14/x
  3. Step 3: Cross multiply
    3,555.30x = 5,332.99 × 1,090.14
  4. Step 4: Simplify right side
    3,555.30x = 5,813,705.72
  5. Step 5: Solve for x
    x = 5,813,705.72/3,555.30
  6. Step 6: Final answer
    x = 1,635.22

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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.