Home / 2,949.27-4,070-1,623.07

Finding the Fourth Proportional to 2,949.27, 4,070 and 1,623.07

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Solution

The fourth proportional to 2,949.27, 4,070 and 1,623.07 is: 2,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.27 : 4,070 = 1,623.07 : x
  2. Step 2: Convert to fraction form
    2,949.27/4,070 = 1,623.07/x
  3. Step 3: Cross multiply
    2,949.27x = 4,070 × 1,623.07
  4. Step 4: Simplify right side
    2,949.27x = 6,605,894.90
  5. Step 5: Solve for x
    x = 6,605,894.90/2,949.27
  6. Step 6: Final answer
    x = 2,239.84

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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.