Home / 8,816.92-13,225.27-2,977.63

Finding the Fourth Proportional to 8,816.92, 13,225.27 and 2,977.63

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Solution

The fourth proportional to 8,816.92, 13,225.27 and 2,977.63 is: 4,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.92 : 13,225.27 = 2,977.63 : x
  2. Step 2: Convert to fraction form
    8,816.92/13,225.27 = 2,977.63/x
  3. Step 3: Cross multiply
    8,816.92x = 13,225.27 × 2,977.63
  4. Step 4: Simplify right side
    8,816.92x = 39,379,960.71
  5. Step 5: Solve for x
    x = 39,379,960.71/8,816.92
  6. Step 6: Final answer
    x = 4,466.41

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1.5x scale

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.