Home / 1,646.04-2,274.42-1,351.08

Finding the Fourth Proportional to 1,646.04, 2,274.42 and 1,351.08

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Solution

The fourth proportional to 1,646.04, 2,274.42 and 1,351.08 is: 1,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646.04 : 2,274.42 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    1,646.04/2,274.42 = 1,351.08/x
  3. Step 3: Cross multiply
    1,646.04x = 2,274.42 × 1,351.08
  4. Step 4: Simplify right side
    1,646.04x = 3,072,923.37
  5. Step 5: Solve for x
    x = 3,072,923.37/1,646.04
  6. Step 6: Final answer
    x = 1,866.86

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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.