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Finding the Fourth Proportional to 5,803.82, 8,009.42 and 3,285.93

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Solution

The fourth proportional to 5,803.82, 8,009.42 and 3,285.93 is: 4,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.82 : 8,009.42 = 3,285.93 : x
  2. Step 2: Convert to fraction form
    5,803.82/8,009.42 = 3,285.93/x
  3. Step 3: Cross multiply
    5,803.82x = 8,009.42 × 3,285.93
  4. Step 4: Simplify right side
    5,803.82x = 26,318,407.07
  5. Step 5: Solve for x
    x = 26,318,407.07/5,803.82
  6. Step 6: Final answer
    x = 4,534.67

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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.