Home / 2,416.62-3,336.81-1,856.20

Finding the Fourth Proportional to 2,416.62, 3,336.81 and 1,856.20

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Solution

The fourth proportional to 2,416.62, 3,336.81 and 1,856.20 is: 2,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.62 : 3,336.81 = 1,856.20 : x
  2. Step 2: Convert to fraction form
    2,416.62/3,336.81 = 1,856.20/x
  3. Step 3: Cross multiply
    2,416.62x = 3,336.81 × 1,856.20
  4. Step 4: Simplify right side
    2,416.62x = 6,193,786.72
  5. Step 5: Solve for x
    x = 6,193,786.72/2,416.62
  6. Step 6: Final answer
    x = 2,563.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.