Home / 2,626.17-3,623.48-1,729.81

Finding the Fourth Proportional to 2,626.17, 3,623.48 and 1,729.81

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Solution

The fourth proportional to 2,626.17, 3,623.48 and 1,729.81 is: 2,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.17 : 3,623.48 = 1,729.81 : x
  2. Step 2: Convert to fraction form
    2,626.17/3,623.48 = 1,729.81/x
  3. Step 3: Cross multiply
    2,626.17x = 3,623.48 × 1,729.81
  4. Step 4: Simplify right side
    2,626.17x = 6,267,923.29
  5. Step 5: Solve for x
    x = 6,267,923.29/2,626.17
  6. Step 6: Final answer
    x = 2,386.72

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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.