Home / 2,245.91-3,089.07-1,802.84

Finding the Fourth Proportional to 2,245.91, 3,089.07 and 1,802.84

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Solution

The fourth proportional to 2,245.91, 3,089.07 and 1,802.84 is: 2,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.91 : 3,089.07 = 1,802.84 : x
  2. Step 2: Convert to fraction form
    2,245.91/3,089.07 = 1,802.84/x
  3. Step 3: Cross multiply
    2,245.91x = 3,089.07 × 1,802.84
  4. Step 4: Simplify right side
    2,245.91x = 5,569,083.51
  5. Step 5: Solve for x
    x = 5,569,083.51/2,245.91
  6. Step 6: Final answer
    x = 2,479.66

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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.