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Finding the Fourth Proportional to 6,203.55, 8,558.04 and 5,496.12

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Solution

The fourth proportional to 6,203.55, 8,558.04 and 5,496.12 is: 7,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.55 : 8,558.04 = 5,496.12 : x
  2. Step 2: Convert to fraction form
    6,203.55/8,558.04 = 5,496.12/x
  3. Step 3: Cross multiply
    6,203.55x = 8,558.04 × 5,496.12
  4. Step 4: Simplify right side
    6,203.55x = 47,036,014.80
  5. Step 5: Solve for x
    x = 47,036,014.80/6,203.55
  6. Step 6: Final answer
    x = 7,582.11

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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.