Home / 8,576.27-12,866.84-4,419.31

Finding the Fourth Proportional to 8,576.27, 12,866.84 and 4,419.31

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Solution

The fourth proportional to 8,576.27, 12,866.84 and 4,419.31 is: 6,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.27 : 12,866.84 = 4,419.31 : x
  2. Step 2: Convert to fraction form
    8,576.27/12,866.84 = 4,419.31/x
  3. Step 3: Cross multiply
    8,576.27x = 12,866.84 × 4,419.31
  4. Step 4: Simplify right side
    8,576.27x = 56,862,468.25
  5. Step 5: Solve for x
    x = 56,862,468.25/8,576.27
  6. Step 6: Final answer
    x = 6,630.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.