Home / 7,576.52-10,455.56-4,219.37

Finding the Fourth Proportional to 7,576.52, 10,455.56 and 4,219.37

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Solution

The fourth proportional to 7,576.52, 10,455.56 and 4,219.37 is: 5,822.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.52 : 10,455.56 = 4,219.37 : x
  2. Step 2: Convert to fraction form
    7,576.52/10,455.56 = 4,219.37/x
  3. Step 3: Cross multiply
    7,576.52x = 10,455.56 × 4,219.37
  4. Step 4: Simplify right side
    7,576.52x = 44,115,873.68
  5. Step 5: Solve for x
    x = 44,115,873.68/7,576.52
  6. Step 6: Final answer
    x = 5,822.71

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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.