Home / 4,154.76-6,219.27-3,108.60

Finding the Fourth Proportional to 4,154.76, 6,219.27 and 3,108.60

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Solution

The fourth proportional to 4,154.76, 6,219.27 and 3,108.60 is: 4,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.76 : 6,219.27 = 3,108.60 : x
  2. Step 2: Convert to fraction form
    4,154.76/6,219.27 = 3,108.60/x
  3. Step 3: Cross multiply
    4,154.76x = 6,219.27 × 3,108.60
  4. Step 4: Simplify right side
    4,154.76x = 19,333,222.72
  5. Step 5: Solve for x
    x = 19,333,222.72/4,154.76
  6. Step 6: Final answer
    x = 4,653.27

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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.