Home / 1,907.20-2,860.82-1,595.55

Finding the Fourth Proportional to 1,907.20, 2,860.82 and 1,595.55

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Solution

The fourth proportional to 1,907.20, 2,860.82 and 1,595.55 is: 2,393.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.20 : 2,860.82 = 1,595.55 : x
  2. Step 2: Convert to fraction form
    1,907.20/2,860.82 = 1,595.55/x
  3. Step 3: Cross multiply
    1,907.20x = 2,860.82 × 1,595.55
  4. Step 4: Simplify right side
    1,907.20x = 4,564,573.99
  5. Step 5: Solve for x
    x = 4,564,573.99/1,907.20
  6. Step 6: Final answer
    x = 2,393.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.