Home / 5,848.18-8,778.35-3,913.90

Finding the Fourth Proportional to 5,848.18, 8,778.35 and 3,913.90

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Solution

The fourth proportional to 5,848.18, 8,778.35 and 3,913.90 is: 5,874.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,848.18 : 8,778.35 = 3,913.90 : x
  2. Step 2: Convert to fraction form
    5,848.18/8,778.35 = 3,913.90/x
  3. Step 3: Cross multiply
    5,848.18x = 8,778.35 × 3,913.90
  4. Step 4: Simplify right side
    5,848.18x = 34,357,564.50
  5. Step 5: Solve for x
    x = 34,357,564.50/5,848.18
  6. Step 6: Final answer
    x = 5,874.92

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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.