Home / 2,949.44-4,070.32-1,623.24

Finding the Fourth Proportional to 2,949.44, 4,070.32 and 1,623.24

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Solution

The fourth proportional to 2,949.44, 4,070.32 and 1,623.24 is: 2,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.44 : 4,070.32 = 1,623.24 : x
  2. Step 2: Convert to fraction form
    2,949.44/4,070.32 = 1,623.24/x
  3. Step 3: Cross multiply
    2,949.44x = 4,070.32 × 1,623.24
  4. Step 4: Simplify right side
    2,949.44x = 6,607,106.24
  5. Step 5: Solve for x
    x = 6,607,106.24/2,949.44
  6. Step 6: Final answer
    x = 2,240.12

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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.