Home / 3,498.64-4,828.20-1,926.82

Finding the Fourth Proportional to 3,498.64, 4,828.20 and 1,926.82

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Solution

The fourth proportional to 3,498.64, 4,828.20 and 1,926.82 is: 2,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.64 : 4,828.20 = 1,926.82 : x
  2. Step 2: Convert to fraction form
    3,498.64/4,828.20 = 1,926.82/x
  3. Step 3: Cross multiply
    3,498.64x = 4,828.20 × 1,926.82
  4. Step 4: Simplify right side
    3,498.64x = 9,303,072.32
  5. Step 5: Solve for x
    x = 9,303,072.32/3,498.64
  6. Step 6: Final answer
    x = 2,659.05

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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.