Home / 4,075.75-6,117.12-2,908.63

Finding the Fourth Proportional to 4,075.75, 6,117.12 and 2,908.63

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Solution

The fourth proportional to 4,075.75, 6,117.12 and 2,908.63 is: 4,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.75 : 6,117.12 = 2,908.63 : x
  2. Step 2: Convert to fraction form
    4,075.75/6,117.12 = 2,908.63/x
  3. Step 3: Cross multiply
    4,075.75x = 6,117.12 × 2,908.63
  4. Step 4: Simplify right side
    4,075.75x = 17,792,438.75
  5. Step 5: Solve for x
    x = 17,792,438.75/4,075.75
  6. Step 6: Final answer
    x = 4,365.44

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1.5x scale

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.