Home / 6,074.19-8,382.21-3,421.62

Finding the Fourth Proportional to 6,074.19, 8,382.21 and 3,421.62

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Solution

The fourth proportional to 6,074.19, 8,382.21 and 3,421.62 is: 4,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.19 : 8,382.21 = 3,421.62 : x
  2. Step 2: Convert to fraction form
    6,074.19/8,382.21 = 3,421.62/x
  3. Step 3: Cross multiply
    6,074.19x = 8,382.21 × 3,421.62
  4. Step 4: Simplify right side
    6,074.19x = 28,680,737.38
  5. Step 5: Solve for x
    x = 28,680,737.38/6,074.19
  6. Step 6: Final answer
    x = 4,721.74

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Half scale
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Double scale
Find fourth proportional to 6,075.19, 8,383.59 and 3,422.62
Similar ratio
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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.