Home / 9,160.24-13,732.22-3,315.56

Finding the Fourth Proportional to 9,160.24, 13,732.22 and 3,315.56

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Solution

The fourth proportional to 9,160.24, 13,732.22 and 3,315.56 is: 4,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.24 : 13,732.22 = 3,315.56 : x
  2. Step 2: Convert to fraction form
    9,160.24/13,732.22 = 3,315.56/x
  3. Step 3: Cross multiply
    9,160.24x = 13,732.22 × 3,315.56
  4. Step 4: Simplify right side
    9,160.24x = 45,529,999.34
  5. Step 5: Solve for x
    x = 45,529,999.34/9,160.24
  6. Step 6: Final answer
    x = 4,970.39

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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.