Home / 3,255.17-4,883.57-946.67

Finding the Fourth Proportional to 3,255.17, 4,883.57 and 946.67

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Solution

The fourth proportional to 3,255.17, 4,883.57 and 946.67 is: 1,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.17 : 4,883.57 = 946.67 : x
  2. Step 2: Convert to fraction form
    3,255.17/4,883.57 = 946.67/x
  3. Step 3: Cross multiply
    3,255.17x = 4,883.57 × 946.67
  4. Step 4: Simplify right side
    3,255.17x = 4,623,124.48
  5. Step 5: Solve for x
    x = 4,623,124.48/3,255.17
  6. Step 6: Final answer
    x = 1,420.24

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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.