Home / 8,564.38-12,817.41-6,625.24

Finding the Fourth Proportional to 8,564.38, 12,817.41 and 6,625.24

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Solution

The fourth proportional to 8,564.38, 12,817.41 and 6,625.24 is: 9,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.38 : 12,817.41 = 6,625.24 : x
  2. Step 2: Convert to fraction form
    8,564.38/12,817.41 = 6,625.24/x
  3. Step 3: Cross multiply
    8,564.38x = 12,817.41 × 6,625.24
  4. Step 4: Simplify right side
    8,564.38x = 84,918,417.43
  5. Step 5: Solve for x
    x = 84,918,417.43/8,564.38
  6. Step 6: Final answer
    x = 9,915.30

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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.