Home / 1,895.80-2,616.69-1,698.97

Finding the Fourth Proportional to 1,895.80, 2,616.69 and 1,698.97

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Solution

The fourth proportional to 1,895.80, 2,616.69 and 1,698.97 is: 2,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.80 : 2,616.69 = 1,698.97 : x
  2. Step 2: Convert to fraction form
    1,895.80/2,616.69 = 1,698.97/x
  3. Step 3: Cross multiply
    1,895.80x = 2,616.69 × 1,698.97
  4. Step 4: Simplify right side
    1,895.80x = 4,445,677.81
  5. Step 5: Solve for x
    x = 4,445,677.81/1,895.80
  6. Step 6: Final answer
    x = 2,345.01

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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.