Home / 4,321.26-6,482.30-1,855.35

Finding the Fourth Proportional to 4,321.26, 6,482.30 and 1,855.35

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Solution

The fourth proportional to 4,321.26, 6,482.30 and 1,855.35 is: 2,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.26 : 6,482.30 = 1,855.35 : x
  2. Step 2: Convert to fraction form
    4,321.26/6,482.30 = 1,855.35/x
  3. Step 3: Cross multiply
    4,321.26x = 6,482.30 × 1,855.35
  4. Step 4: Simplify right side
    4,321.26x = 12,026,926.03
  5. Step 5: Solve for x
    x = 12,026,926.03/4,321.26
  6. Step 6: Final answer
    x = 2,783.20

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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.