Home / 5,853.39-8,784.69-3,081.70

Finding the Fourth Proportional to 5,853.39, 8,784.69 and 3,081.70

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Solution

The fourth proportional to 5,853.39, 8,784.69 and 3,081.70 is: 4,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.39 : 8,784.69 = 3,081.70 : x
  2. Step 2: Convert to fraction form
    5,853.39/8,784.69 = 3,081.70/x
  3. Step 3: Cross multiply
    5,853.39x = 8,784.69 × 3,081.70
  4. Step 4: Simplify right side
    5,853.39x = 27,071,779.17
  5. Step 5: Solve for x
    x = 27,071,779.17/5,853.39
  6. Step 6: Final answer
    x = 4,624.97

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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.