Home / 3,485.06-4,806.90-2,307.74

Finding the Fourth Proportional to 3,485.06, 4,806.90 and 2,307.74

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Solution

The fourth proportional to 3,485.06, 4,806.90 and 2,307.74 is: 3,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.06 : 4,806.90 = 2,307.74 : x
  2. Step 2: Convert to fraction form
    3,485.06/4,806.90 = 2,307.74/x
  3. Step 3: Cross multiply
    3,485.06x = 4,806.90 × 2,307.74
  4. Step 4: Simplify right side
    3,485.06x = 11,093,075.41
  5. Step 5: Solve for x
    x = 11,093,075.41/3,485.06
  6. Step 6: Final answer
    x = 3,183.04

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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.