Home / 11,798.55-16,281.71-6,765.72

Finding the Fourth Proportional to 11,798.55, 16,281.71 and 6,765.72

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Solution

The fourth proportional to 11,798.55, 16,281.71 and 6,765.72 is: 9,336.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.55 : 16,281.71 = 6,765.72 : x
  2. Step 2: Convert to fraction form
    11,798.55/16,281.71 = 6,765.72/x
  3. Step 3: Cross multiply
    11,798.55x = 16,281.71 × 6,765.72
  4. Step 4: Simplify right side
    11,798.55x = 110,157,490.98
  5. Step 5: Solve for x
    x = 110,157,490.98/11,798.55
  6. Step 6: Final answer
    x = 9,336.53

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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.