Home / 7,621.26-10,516.23-4,263.99

Finding the Fourth Proportional to 7,621.26, 10,516.23 and 4,263.99

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Solution

The fourth proportional to 7,621.26, 10,516.23 and 4,263.99 is: 5,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.26 : 10,516.23 = 4,263.99 : x
  2. Step 2: Convert to fraction form
    7,621.26/10,516.23 = 4,263.99/x
  3. Step 3: Cross multiply
    7,621.26x = 10,516.23 × 4,263.99
  4. Step 4: Simplify right side
    7,621.26x = 44,841,099.56
  5. Step 5: Solve for x
    x = 44,841,099.56/7,621.26
  6. Step 6: Final answer
    x = 5,883.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.