Home / 3,627.70-5,435.79-2,328.10

Finding the Fourth Proportional to 3,627.70, 5,435.79 and 2,328.10

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Solution

The fourth proportional to 3,627.70, 5,435.79 and 2,328.10 is: 3,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.70 : 5,435.79 = 2,328.10 : x
  2. Step 2: Convert to fraction form
    3,627.70/5,435.79 = 2,328.10/x
  3. Step 3: Cross multiply
    3,627.70x = 5,435.79 × 2,328.10
  4. Step 4: Simplify right side
    3,627.70x = 12,655,062.70
  5. Step 5: Solve for x
    x = 12,655,062.70/3,627.70
  6. Step 6: Final answer
    x = 3,488.45

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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.