Home / 3,627.08-5,434.12-2,065.40

Finding the Fourth Proportional to 3,627.08, 5,434.12 and 2,065.40

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Solution

The fourth proportional to 3,627.08, 5,434.12 and 2,065.40 is: 3,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.08 : 5,434.12 = 2,065.40 : x
  2. Step 2: Convert to fraction form
    3,627.08/5,434.12 = 2,065.40/x
  3. Step 3: Cross multiply
    3,627.08x = 5,434.12 × 2,065.40
  4. Step 4: Simplify right side
    3,627.08x = 11,223,631.45
  5. Step 5: Solve for x
    x = 11,223,631.45/3,627.08
  6. Step 6: Final answer
    x = 3,094.40

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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.