Home / 4,075.82-6,113.21-1,302.78

Finding the Fourth Proportional to 4,075.82, 6,113.21 and 1,302.78

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Solution

The fourth proportional to 4,075.82, 6,113.21 and 1,302.78 is: 1,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.82 : 6,113.21 = 1,302.78 : x
  2. Step 2: Convert to fraction form
    4,075.82/6,113.21 = 1,302.78/x
  3. Step 3: Cross multiply
    4,075.82x = 6,113.21 × 1,302.78
  4. Step 4: Simplify right side
    4,075.82x = 7,964,167.72
  5. Step 5: Solve for x
    x = 7,964,167.72/4,075.82
  6. Step 6: Final answer
    x = 1,954.00

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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.