Home / 7,621.01-10,516.39-4,263.56

Finding the Fourth Proportional to 7,621.01, 10,516.39 and 4,263.56

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Solution

The fourth proportional to 7,621.01, 10,516.39 and 4,263.56 is: 5,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.01 : 10,516.39 = 4,263.56 : x
  2. Step 2: Convert to fraction form
    7,621.01/10,516.39 = 4,263.56/x
  3. Step 3: Cross multiply
    7,621.01x = 10,516.39 × 4,263.56
  4. Step 4: Simplify right side
    7,621.01x = 44,837,196.51
  5. Step 5: Solve for x
    x = 44,837,196.51/7,621.01
  6. Step 6: Final answer
    x = 5,883.37

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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.