Home / 2,923.63-4,034.84-1,665.07

Finding the Fourth Proportional to 2,923.63, 4,034.84 and 1,665.07

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Solution

The fourth proportional to 2,923.63, 4,034.84 and 1,665.07 is: 2,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.63 : 4,034.84 = 1,665.07 : x
  2. Step 2: Convert to fraction form
    2,923.63/4,034.84 = 1,665.07/x
  3. Step 3: Cross multiply
    2,923.63x = 4,034.84 × 1,665.07
  4. Step 4: Simplify right side
    2,923.63x = 6,718,272.63
  5. Step 5: Solve for x
    x = 6,718,272.63/2,923.63
  6. Step 6: Final answer
    x = 2,297.92

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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.