Home / 2,606.07-3,595.21-1,661.36

Finding the Fourth Proportional to 2,606.07, 3,595.21 and 1,661.36

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Solution

The fourth proportional to 2,606.07, 3,595.21 and 1,661.36 is: 2,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.07 : 3,595.21 = 1,661.36 : x
  2. Step 2: Convert to fraction form
    2,606.07/3,595.21 = 1,661.36/x
  3. Step 3: Cross multiply
    2,606.07x = 3,595.21 × 1,661.36
  4. Step 4: Simplify right side
    2,606.07x = 5,972,938.09
  5. Step 5: Solve for x
    x = 5,972,938.09/2,606.07
  6. Step 6: Final answer
    x = 2,291.93

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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.