Home / 8,949.90-13,416.60-4,792.77

Finding the Fourth Proportional to 8,949.90, 13,416.60 and 4,792.77

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Solution

The fourth proportional to 8,949.90, 13,416.60 and 4,792.77 is: 7,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.90 : 13,416.60 = 4,792.77 : x
  2. Step 2: Convert to fraction form
    8,949.90/13,416.60 = 4,792.77/x
  3. Step 3: Cross multiply
    8,949.90x = 13,416.60 × 4,792.77
  4. Step 4: Simplify right side
    8,949.90x = 64,302,677.98
  5. Step 5: Solve for x
    x = 64,302,677.98/8,949.90
  6. Step 6: Final answer
    x = 7,184.74

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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.