Home / 5,720.22-8,581.59-3,256.20

Finding the Fourth Proportional to 5,720.22, 8,581.59 and 3,256.20

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Solution

The fourth proportional to 5,720.22, 8,581.59 and 3,256.20 is: 4,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.22 : 8,581.59 = 3,256.20 : x
  2. Step 2: Convert to fraction form
    5,720.22/8,581.59 = 3,256.20/x
  3. Step 3: Cross multiply
    5,720.22x = 8,581.59 × 3,256.20
  4. Step 4: Simplify right side
    5,720.22x = 27,943,373.36
  5. Step 5: Solve for x
    x = 27,943,373.36/5,720.22
  6. Step 6: Final answer
    x = 4,885.02

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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.