Home / 5,543.90-8,315.84-2,256.26

Finding the Fourth Proportional to 5,543.90, 8,315.84 and 2,256.26

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Solution

The fourth proportional to 5,543.90, 8,315.84 and 2,256.26 is: 3,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.90 : 8,315.84 = 2,256.26 : x
  2. Step 2: Convert to fraction form
    5,543.90/8,315.84 = 2,256.26/x
  3. Step 3: Cross multiply
    5,543.90x = 8,315.84 × 2,256.26
  4. Step 4: Simplify right side
    5,543.90x = 18,762,697.16
  5. Step 5: Solve for x
    x = 18,762,697.16/5,543.90
  6. Step 6: Final answer
    x = 3,384.39

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Similar ratio
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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.