Home / 2,686.07-4,010.73-2,406.62

Finding the Fourth Proportional to 2,686.07, 4,010.73 and 2,406.62

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Solution

The fourth proportional to 2,686.07, 4,010.73 and 2,406.62 is: 3,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686.07 : 4,010.73 = 2,406.62 : x
  2. Step 2: Convert to fraction form
    2,686.07/4,010.73 = 2,406.62/x
  3. Step 3: Cross multiply
    2,686.07x = 4,010.73 × 2,406.62
  4. Step 4: Simplify right side
    2,686.07x = 9,652,304.03
  5. Step 5: Solve for x
    x = 9,652,304.03/2,686.07
  6. Step 6: Final answer
    x = 3,593.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.