Home / 1,731.51-2,389.77-1,626.08

Finding the Fourth Proportional to 1,731.51, 2,389.77 and 1,626.08

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Solution

The fourth proportional to 1,731.51, 2,389.77 and 1,626.08 is: 2,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.51 : 2,389.77 = 1,626.08 : x
  2. Step 2: Convert to fraction form
    1,731.51/2,389.77 = 1,626.08/x
  3. Step 3: Cross multiply
    1,731.51x = 2,389.77 × 1,626.08
  4. Step 4: Simplify right side
    1,731.51x = 3,885,945.25
  5. Step 5: Solve for x
    x = 3,885,945.25/1,731.51
  6. Step 6: Final answer
    x = 2,244.25

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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.