Home / 10,896.12-16,347.22-4,656.49

Finding the Fourth Proportional to 10,896.12, 16,347.22 and 4,656.49

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Solution

The fourth proportional to 10,896.12, 16,347.22 and 4,656.49 is: 6,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.12 : 16,347.22 = 4,656.49 : x
  2. Step 2: Convert to fraction form
    10,896.12/16,347.22 = 4,656.49/x
  3. Step 3: Cross multiply
    10,896.12x = 16,347.22 × 4,656.49
  4. Step 4: Simplify right side
    10,896.12x = 76,120,613.95
  5. Step 5: Solve for x
    x = 76,120,613.95/10,896.12
  6. Step 6: Final answer
    x = 6,986.03

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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.