Home / 3,386.27-4,673.09-1,970.04

Finding the Fourth Proportional to 3,386.27, 4,673.09 and 1,970.04

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Solution

The fourth proportional to 3,386.27, 4,673.09 and 1,970.04 is: 2,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.27 : 4,673.09 = 1,970.04 : x
  2. Step 2: Convert to fraction form
    3,386.27/4,673.09 = 1,970.04/x
  3. Step 3: Cross multiply
    3,386.27x = 4,673.09 × 1,970.04
  4. Step 4: Simplify right side
    3,386.27x = 9,206,164.37
  5. Step 5: Solve for x
    x = 9,206,164.37/3,386.27
  6. Step 6: Final answer
    x = 2,718.68

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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.