Home / 8,548.22-12,818.23-3,615.17

Finding the Fourth Proportional to 8,548.22, 12,818.23 and 3,615.17

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Solution

The fourth proportional to 8,548.22, 12,818.23 and 3,615.17 is: 5,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.22 : 12,818.23 = 3,615.17 : x
  2. Step 2: Convert to fraction form
    8,548.22/12,818.23 = 3,615.17/x
  3. Step 3: Cross multiply
    8,548.22x = 12,818.23 × 3,615.17
  4. Step 4: Simplify right side
    8,548.22x = 46,340,080.55
  5. Step 5: Solve for x
    x = 46,340,080.55/8,548.22
  6. Step 6: Final answer
    x = 5,421.02

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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.