Home / 3,396.08-4,685.88-2,454.00

Finding the Fourth Proportional to 3,396.08, 4,685.88 and 2,454.00

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Solution

The fourth proportional to 3,396.08, 4,685.88 and 2,454.00 is: 3,386.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.08 : 4,685.88 = 2,454.00 : x
  2. Step 2: Convert to fraction form
    3,396.08/4,685.88 = 2,454.00/x
  3. Step 3: Cross multiply
    3,396.08x = 4,685.88 × 2,454.00
  4. Step 4: Simplify right side
    3,396.08x = 11,499,120.44
  5. Step 5: Solve for x
    x = 11,499,120.44/3,396.08
  6. Step 6: Final answer
    x = 3,386.00

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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.