Home / 3,498.09-4,827.20-1,926.15

Finding the Fourth Proportional to 3,498.09, 4,827.20 and 1,926.15

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Solution

The fourth proportional to 3,498.09, 4,827.20 and 1,926.15 is: 2,657.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.09 : 4,827.20 = 1,926.15 : x
  2. Step 2: Convert to fraction form
    3,498.09/4,827.20 = 1,926.15/x
  3. Step 3: Cross multiply
    3,498.09x = 4,827.20 × 1,926.15
  4. Step 4: Simplify right side
    3,498.09x = 9,297,901.65
  5. Step 5: Solve for x
    x = 9,297,901.65/3,498.09
  6. Step 6: Final answer
    x = 2,657.99

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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.