Home / 5,886.03-8,115.35-4,311.39

Finding the Fourth Proportional to 5,886.03, 8,115.35 and 4,311.39

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Solution

The fourth proportional to 5,886.03, 8,115.35 and 4,311.39 is: 5,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.03 : 8,115.35 = 4,311.39 : x
  2. Step 2: Convert to fraction form
    5,886.03/8,115.35 = 4,311.39/x
  3. Step 3: Cross multiply
    5,886.03x = 8,115.35 × 4,311.39
  4. Step 4: Simplify right side
    5,886.03x = 34,988,417.28
  5. Step 5: Solve for x
    x = 34,988,417.28/5,886.03
  6. Step 6: Final answer
    x = 5,944.32

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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.