Home / 4,546.99-6,820.64-1,260.12

Finding the Fourth Proportional to 4,546.99, 6,820.64 and 1,260.12

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Solution

The fourth proportional to 4,546.99, 6,820.64 and 1,260.12 is: 1,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,546.99 : 6,820.64 = 1,260.12 : x
  2. Step 2: Convert to fraction form
    4,546.99/6,820.64 = 1,260.12/x
  3. Step 3: Cross multiply
    4,546.99x = 6,820.64 × 1,260.12
  4. Step 4: Simplify right side
    4,546.99x = 8,594,824.88
  5. Step 5: Solve for x
    x = 8,594,824.88/4,546.99
  6. Step 6: Final answer
    x = 1,890.22

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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.