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Finding the Fourth Proportional to 6,228.90, 8,595.81 and 3,576.24

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Solution

The fourth proportional to 6,228.90, 8,595.81 and 3,576.24 is: 4,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228.90 : 8,595.81 = 3,576.24 : x
  2. Step 2: Convert to fraction form
    6,228.90/8,595.81 = 3,576.24/x
  3. Step 3: Cross multiply
    6,228.90x = 8,595.81 × 3,576.24
  4. Step 4: Simplify right side
    6,228.90x = 30,740,679.55
  5. Step 5: Solve for x
    x = 30,740,679.55/6,228.90
  6. Step 6: Final answer
    x = 4,935.17

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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.