Home / 1,907.01-2,630.97-1,348.43

Finding the Fourth Proportional to 1,907.01, 2,630.97 and 1,348.43

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Solution

The fourth proportional to 1,907.01, 2,630.97 and 1,348.43 is: 1,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.01 : 2,630.97 = 1,348.43 : x
  2. Step 2: Convert to fraction form
    1,907.01/2,630.97 = 1,348.43/x
  3. Step 3: Cross multiply
    1,907.01x = 2,630.97 × 1,348.43
  4. Step 4: Simplify right side
    1,907.01x = 3,547,665.72
  5. Step 5: Solve for x
    x = 3,547,665.72/1,907.01
  6. Step 6: Final answer
    x = 1,860.33

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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.