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Finding the Fourth Proportional to 5,653.70, 8,479.18 and 2,369.25

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Solution

The fourth proportional to 5,653.70, 8,479.18 and 2,369.25 is: 3,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.70 : 8,479.18 = 2,369.25 : x
  2. Step 2: Convert to fraction form
    5,653.70/8,479.18 = 2,369.25/x
  3. Step 3: Cross multiply
    5,653.70x = 8,479.18 × 2,369.25
  4. Step 4: Simplify right side
    5,653.70x = 20,089,300.18
  5. Step 5: Solve for x
    x = 20,089,300.18/5,653.70
  6. Step 6: Final answer
    x = 3,553.30

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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.