Home / 3,084.89-4,257.06-1,758.51

Finding the Fourth Proportional to 3,084.89, 4,257.06 and 1,758.51

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Solution

The fourth proportional to 3,084.89, 4,257.06 and 1,758.51 is: 2,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.89 : 4,257.06 = 1,758.51 : x
  2. Step 2: Convert to fraction form
    3,084.89/4,257.06 = 1,758.51/x
  3. Step 3: Cross multiply
    3,084.89x = 4,257.06 × 1,758.51
  4. Step 4: Simplify right side
    3,084.89x = 7,486,075.99
  5. Step 5: Solve for x
    x = 7,486,075.99/3,084.89
  6. Step 6: Final answer
    x = 2,426.70

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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.