Home / 9,758.50-14,628.03-5,378.02

Finding the Fourth Proportional to 9,758.50, 14,628.03 and 5,378.02

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Solution

The fourth proportional to 9,758.50, 14,628.03 and 5,378.02 is: 8,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758.50 : 14,628.03 = 5,378.02 : x
  2. Step 2: Convert to fraction form
    9,758.50/14,628.03 = 5,378.02/x
  3. Step 3: Cross multiply
    9,758.50x = 14,628.03 × 5,378.02
  4. Step 4: Simplify right side
    9,758.50x = 78,669,837.90
  5. Step 5: Solve for x
    x = 78,669,837.90/9,758.50
  6. Step 6: Final answer
    x = 8,061.67

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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.