Home / 8,650.85-11,938.49-4,822.83

Finding the Fourth Proportional to 8,650.85, 11,938.49 and 4,822.83

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Solution

The fourth proportional to 8,650.85, 11,938.49 and 4,822.83 is: 6,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.85 : 11,938.49 = 4,822.83 : x
  2. Step 2: Convert to fraction form
    8,650.85/11,938.49 = 4,822.83/x
  3. Step 3: Cross multiply
    8,650.85x = 11,938.49 × 4,822.83
  4. Step 4: Simplify right side
    8,650.85x = 57,577,307.73
  5. Step 5: Solve for x
    x = 57,577,307.73/8,650.85
  6. Step 6: Final answer
    x = 6,655.68

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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.