Home / 8,553.27-12,830.10-4,846.30

Finding the Fourth Proportional to 8,553.27, 12,830.10 and 4,846.30

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Solution

The fourth proportional to 8,553.27, 12,830.10 and 4,846.30 is: 7,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.27 : 12,830.10 = 4,846.30 : x
  2. Step 2: Convert to fraction form
    8,553.27/12,830.10 = 4,846.30/x
  3. Step 3: Cross multiply
    8,553.27x = 12,830.10 × 4,846.30
  4. Step 4: Simplify right side
    8,553.27x = 62,178,513.63
  5. Step 5: Solve for x
    x = 62,178,513.63/8,553.27
  6. Step 6: Final answer
    x = 7,269.56

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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.