Home / 5,886.35-8,128.44-4,391.67

Finding the Fourth Proportional to 5,886.35, 8,128.44 and 4,391.67

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Solution

The fourth proportional to 5,886.35, 8,128.44 and 4,391.67 is: 6,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.35 : 8,128.44 = 4,391.67 : x
  2. Step 2: Convert to fraction form
    5,886.35/8,128.44 = 4,391.67/x
  3. Step 3: Cross multiply
    5,886.35x = 8,128.44 × 4,391.67
  4. Step 4: Simplify right side
    5,886.35x = 35,697,426.09
  5. Step 5: Solve for x
    x = 35,697,426.09/5,886.35
  6. Step 6: Final answer
    x = 6,064.44

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Half scale
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Double scale
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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.