Home / 8,289.60-12,435.54-3,023.91

Finding the Fourth Proportional to 8,289.60, 12,435.54 and 3,023.91

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Solution

The fourth proportional to 8,289.60, 12,435.54 and 3,023.91 is: 4,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.60 : 12,435.54 = 3,023.91 : x
  2. Step 2: Convert to fraction form
    8,289.60/12,435.54 = 3,023.91/x
  3. Step 3: Cross multiply
    8,289.60x = 12,435.54 × 3,023.91
  4. Step 4: Simplify right side
    8,289.60x = 37,603,953.76
  5. Step 5: Solve for x
    x = 37,603,953.76/8,289.60
  6. Step 6: Final answer
    x = 4,536.28

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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.