Home / 5,886.18-8,830.35-2,421.54

Finding the Fourth Proportional to 5,886.18, 8,830.35 and 2,421.54

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Solution

The fourth proportional to 5,886.18, 8,830.35 and 2,421.54 is: 3,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.18 : 8,830.35 = 2,421.54 : x
  2. Step 2: Convert to fraction form
    5,886.18/8,830.35 = 2,421.54/x
  3. Step 3: Cross multiply
    5,886.18x = 8,830.35 × 2,421.54
  4. Step 4: Simplify right side
    5,886.18x = 21,383,045.74
  5. Step 5: Solve for x
    x = 21,383,045.74/5,886.18
  6. Step 6: Final answer
    x = 3,632.75

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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.