Home / 1,907.47-2,634.88-1,493.08

Finding the Fourth Proportional to 1,907.47, 2,634.88 and 1,493.08

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Solution

The fourth proportional to 1,907.47, 2,634.88 and 1,493.08 is: 2,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.47 : 2,634.88 = 1,493.08 : x
  2. Step 2: Convert to fraction form
    1,907.47/2,634.88 = 1,493.08/x
  3. Step 3: Cross multiply
    1,907.47x = 2,634.88 × 1,493.08
  4. Step 4: Simplify right side
    1,907.47x = 3,934,093.93
  5. Step 5: Solve for x
    x = 3,934,093.93/1,907.47
  6. Step 6: Final answer
    x = 2,062.46

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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.