Home / 3,689.40-5,535.54-1,093.08

Finding the Fourth Proportional to 3,689.40, 5,535.54 and 1,093.08

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Solution

The fourth proportional to 3,689.40, 5,535.54 and 1,093.08 is: 1,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.40 : 5,535.54 = 1,093.08 : x
  2. Step 2: Convert to fraction form
    3,689.40/5,535.54 = 1,093.08/x
  3. Step 3: Cross multiply
    3,689.40x = 5,535.54 × 1,093.08
  4. Step 4: Simplify right side
    3,689.40x = 6,050,788.06
  5. Step 5: Solve for x
    x = 6,050,788.06/3,689.40
  6. Step 6: Final answer
    x = 1,640.05

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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.