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Finding the Fourth Proportional to 4,618.42, 6,927.63 and 3,580.54

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Solution

The fourth proportional to 4,618.42, 6,927.63 and 3,580.54 is: 5,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.42 : 6,927.63 = 3,580.54 : x
  2. Step 2: Convert to fraction form
    4,618.42/6,927.63 = 3,580.54/x
  3. Step 3: Cross multiply
    4,618.42x = 6,927.63 × 3,580.54
  4. Step 4: Simplify right side
    4,618.42x = 24,804,656.32
  5. Step 5: Solve for x
    x = 24,804,656.32/4,618.42
  6. Step 6: Final answer
    x = 5,370.81

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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.