Home / 7,953.21-11,928.74-3,024.09

Finding the Fourth Proportional to 7,953.21, 11,928.74 and 3,024.09

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Solution

The fourth proportional to 7,953.21, 11,928.74 and 3,024.09 is: 4,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.21 : 11,928.74 = 3,024.09 : x
  2. Step 2: Convert to fraction form
    7,953.21/11,928.74 = 3,024.09/x
  3. Step 3: Cross multiply
    7,953.21x = 11,928.74 × 3,024.09
  4. Step 4: Simplify right side
    7,953.21x = 36,073,568.23
  5. Step 5: Solve for x
    x = 36,073,568.23/7,953.21
  6. Step 6: Final answer
    x = 4,535.72

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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.