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Finding the Fourth Proportional to 4,369.70, 6,539.16 and 3,580.22

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Solution

The fourth proportional to 4,369.70, 6,539.16 and 3,580.22 is: 5,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369.70 : 6,539.16 = 3,580.22 : x
  2. Step 2: Convert to fraction form
    4,369.70/6,539.16 = 3,580.22/x
  3. Step 3: Cross multiply
    4,369.70x = 6,539.16 × 3,580.22
  4. Step 4: Simplify right side
    4,369.70x = 23,411,631.42
  5. Step 5: Solve for x
    x = 23,411,631.42/4,369.70
  6. Step 6: Final answer
    x = 5,357.72

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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.