Home / 4,120.93-6,183.35-1,657.45

Finding the Fourth Proportional to 4,120.93, 6,183.35 and 1,657.45

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Solution

The fourth proportional to 4,120.93, 6,183.35 and 1,657.45 is: 2,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.93 : 6,183.35 = 1,657.45 : x
  2. Step 2: Convert to fraction form
    4,120.93/6,183.35 = 1,657.45/x
  3. Step 3: Cross multiply
    4,120.93x = 6,183.35 × 1,657.45
  4. Step 4: Simplify right side
    4,120.93x = 10,248,554.25
  5. Step 5: Solve for x
    x = 10,248,554.25/4,120.93
  6. Step 6: Final answer
    x = 2,486.95

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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.