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Finding the Fourth Proportional to 4,365.55, 6,019.80 and 3,244.64

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Solution

The fourth proportional to 4,365.55, 6,019.80 and 3,244.64 is: 4,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365.55 : 6,019.80 = 3,244.64 : x
  2. Step 2: Convert to fraction form
    4,365.55/6,019.80 = 3,244.64/x
  3. Step 3: Cross multiply
    4,365.55x = 6,019.80 × 3,244.64
  4. Step 4: Simplify right side
    4,365.55x = 19,532,083.87
  5. Step 5: Solve for x
    x = 19,532,083.87/4,365.55
  6. Step 6: Final answer
    x = 4,474.15

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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.