Home / 9,771.32-14,655.56-3,197.76

Finding the Fourth Proportional to 9,771.32, 14,655.56 and 3,197.76

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Solution

The fourth proportional to 9,771.32, 14,655.56 and 3,197.76 is: 4,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.32 : 14,655.56 = 3,197.76 : x
  2. Step 2: Convert to fraction form
    9,771.32/14,655.56 = 3,197.76/x
  3. Step 3: Cross multiply
    9,771.32x = 14,655.56 × 3,197.76
  4. Step 4: Simplify right side
    9,771.32x = 46,864,947.56
  5. Step 5: Solve for x
    x = 46,864,947.56/9,771.32
  6. Step 6: Final answer
    x = 4,796.18

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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.