Home / 7,288.34-10,927.31-3,589.67

Finding the Fourth Proportional to 7,288.34, 10,927.31 and 3,589.67

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Solution

The fourth proportional to 7,288.34, 10,927.31 and 3,589.67 is: 5,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.34 : 10,927.31 = 3,589.67 : x
  2. Step 2: Convert to fraction form
    7,288.34/10,927.31 = 3,589.67/x
  3. Step 3: Cross multiply
    7,288.34x = 10,927.31 × 3,589.67
  4. Step 4: Simplify right side
    7,288.34x = 39,225,446.26
  5. Step 5: Solve for x
    x = 39,225,446.26/7,288.34
  6. Step 6: Final answer
    x = 5,381.95

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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.