Home / 9,771.76-14,660.75-3,196.45

Finding the Fourth Proportional to 9,771.76, 14,660.75 and 3,196.45

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Solution

The fourth proportional to 9,771.76, 14,660.75 and 3,196.45 is: 4,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.76 : 14,660.75 = 3,196.45 : x
  2. Step 2: Convert to fraction form
    9,771.76/14,660.75 = 3,196.45/x
  3. Step 3: Cross multiply
    9,771.76x = 14,660.75 × 3,196.45
  4. Step 4: Simplify right side
    9,771.76x = 46,862,354.34
  5. Step 5: Solve for x
    x = 46,862,354.34/9,771.76
  6. Step 6: Final answer
    x = 4,795.69

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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.