Home / 6,453.28-8,900.64-4,467.16

Finding the Fourth Proportional to 6,453.28, 8,900.64 and 4,467.16

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Solution

The fourth proportional to 6,453.28, 8,900.64 and 4,467.16 is: 6,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.28 : 8,900.64 = 4,467.16 : x
  2. Step 2: Convert to fraction form
    6,453.28/8,900.64 = 4,467.16/x
  3. Step 3: Cross multiply
    6,453.28x = 8,900.64 × 4,467.16
  4. Step 4: Simplify right side
    6,453.28x = 39,760,582.98
  5. Step 5: Solve for x
    x = 39,760,582.98/6,453.28
  6. Step 6: Final answer
    x = 6,161.30

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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.