Home / 9,133.72-13,689.54-4,446.70

Finding the Fourth Proportional to 9,133.72, 13,689.54 and 4,446.70

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Solution

The fourth proportional to 9,133.72, 13,689.54 and 4,446.70 is: 6,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.72 : 13,689.54 = 4,446.70 : x
  2. Step 2: Convert to fraction form
    9,133.72/13,689.54 = 4,446.70/x
  3. Step 3: Cross multiply
    9,133.72x = 13,689.54 × 4,446.70
  4. Step 4: Simplify right side
    9,133.72x = 60,873,243.29
  5. Step 5: Solve for x
    x = 60,873,243.29/9,133.72
  6. Step 6: Final answer
    x = 6,664.67

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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.