Home / 12,200.55-16,835.37-6,895.35

Finding the Fourth Proportional to 12,200.55, 16,835.37 and 6,895.35

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Solution

The fourth proportional to 12,200.55, 16,835.37 and 6,895.35 is: 9,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200.55 : 16,835.37 = 6,895.35 : x
  2. Step 2: Convert to fraction form
    12,200.55/16,835.37 = 6,895.35/x
  3. Step 3: Cross multiply
    12,200.55x = 16,835.37 × 6,895.35
  4. Step 4: Simplify right side
    12,200.55x = 116,085,742.67
  5. Step 5: Solve for x
    x = 116,085,742.67/12,200.55
  6. Step 6: Final answer
    x = 9,514.80

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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.