Home / 6,397.19-8,827.99-3,564.56

Finding the Fourth Proportional to 6,397.19, 8,827.99 and 3,564.56

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Solution

The fourth proportional to 6,397.19, 8,827.99 and 3,564.56 is: 4,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.19 : 8,827.99 = 3,564.56 : x
  2. Step 2: Convert to fraction form
    6,397.19/8,827.99 = 3,564.56/x
  3. Step 3: Cross multiply
    6,397.19x = 8,827.99 × 3,564.56
  4. Step 4: Simplify right side
    6,397.19x = 31,467,846.98
  5. Step 5: Solve for x
    x = 31,467,846.98/6,397.19
  6. Step 6: Final answer
    x = 4,919.01

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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.