Home / 2,954.30-4,075.14-1,758.49

Finding the Fourth Proportional to 2,954.30, 4,075.14 and 1,758.49

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Solution

The fourth proportional to 2,954.30, 4,075.14 and 1,758.49 is: 2,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.30 : 4,075.14 = 1,758.49 : x
  2. Step 2: Convert to fraction form
    2,954.30/4,075.14 = 1,758.49/x
  3. Step 3: Cross multiply
    2,954.30x = 4,075.14 × 1,758.49
  4. Step 4: Simplify right side
    2,954.30x = 7,166,092.94
  5. Step 5: Solve for x
    x = 7,166,092.94/2,954.30
  6. Step 6: Final answer
    x = 2,425.65

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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.