Home / 5,853.70-8,075.85-3,611.70

Finding the Fourth Proportional to 5,853.70, 8,075.85 and 3,611.70

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Solution

The fourth proportional to 5,853.70, 8,075.85 and 3,611.70 is: 4,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.70 : 8,075.85 = 3,611.70 : x
  2. Step 2: Convert to fraction form
    5,853.70/8,075.85 = 3,611.70/x
  3. Step 3: Cross multiply
    5,853.70x = 8,075.85 × 3,611.70
  4. Step 4: Simplify right side
    5,853.70x = 29,167,547.45
  5. Step 5: Solve for x
    x = 29,167,547.45/5,853.70
  6. Step 6: Final answer
    x = 4,982.75

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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.