Home / 5,818.23-8,031.00-4,489.63

Finding the Fourth Proportional to 5,818.23, 8,031.00 and 4,489.63

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Solution

The fourth proportional to 5,818.23, 8,031.00 and 4,489.63 is: 6,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.23 : 8,031.00 = 4,489.63 : x
  2. Step 2: Convert to fraction form
    5,818.23/8,031.00 = 4,489.63/x
  3. Step 3: Cross multiply
    5,818.23x = 8,031.00 × 4,489.63
  4. Step 4: Simplify right side
    5,818.23x = 36,056,190.03
  5. Step 5: Solve for x
    x = 36,056,190.03/5,818.23
  6. Step 6: Final answer
    x = 6,197.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.