Home / 3,060.77-4,592.66-1,213.20

Finding the Fourth Proportional to 3,060.77, 4,592.66 and 1,213.20

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Solution

The fourth proportional to 3,060.77, 4,592.66 and 1,213.20 is: 1,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.77 : 4,592.66 = 1,213.20 : x
  2. Step 2: Convert to fraction form
    3,060.77/4,592.66 = 1,213.20/x
  3. Step 3: Cross multiply
    3,060.77x = 4,592.66 × 1,213.20
  4. Step 4: Simplify right side
    3,060.77x = 5,571,809.05
  5. Step 5: Solve for x
    x = 5,571,809.05/3,060.77
  6. Step 6: Final answer
    x = 1,820.40

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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.