Home / 3,720.63-5,581.88-2,627.13

Finding the Fourth Proportional to 3,720.63, 5,581.88 and 2,627.13

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Solution

The fourth proportional to 3,720.63, 5,581.88 and 2,627.13 is: 3,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.63 : 5,581.88 = 2,627.13 : x
  2. Step 2: Convert to fraction form
    3,720.63/5,581.88 = 2,627.13/x
  3. Step 3: Cross multiply
    3,720.63x = 5,581.88 × 2,627.13
  4. Step 4: Simplify right side
    3,720.63x = 14,664,324.40
  5. Step 5: Solve for x
    x = 14,664,324.40/3,720.63
  6. Step 6: Final answer
    x = 3,941.36

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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.