Home / 5,790.70-8,672.07-3,318.01

Finding the Fourth Proportional to 5,790.70, 8,672.07 and 3,318.01

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Solution

The fourth proportional to 5,790.70, 8,672.07 and 3,318.01 is: 4,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.70 : 8,672.07 = 3,318.01 : x
  2. Step 2: Convert to fraction form
    5,790.70/8,672.07 = 3,318.01/x
  3. Step 3: Cross multiply
    5,790.70x = 8,672.07 × 3,318.01
  4. Step 4: Simplify right side
    5,790.70x = 28,774,014.98
  5. Step 5: Solve for x
    x = 28,774,014.98/5,790.70
  6. Step 6: Final answer
    x = 4,969.00

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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.