Home / 9,688.42-14,520.21-7,049.26

Finding the Fourth Proportional to 9,688.42, 14,520.21 and 7,049.26

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Solution

The fourth proportional to 9,688.42, 14,520.21 and 7,049.26 is: 10,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.42 : 14,520.21 = 7,049.26 : x
  2. Step 2: Convert to fraction form
    9,688.42/14,520.21 = 7,049.26/x
  3. Step 3: Cross multiply
    9,688.42x = 14,520.21 × 7,049.26
  4. Step 4: Simplify right side
    9,688.42x = 102,356,735.54
  5. Step 5: Solve for x
    x = 102,356,735.54/9,688.42
  6. Step 6: Final answer
    x = 10,564.85

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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.