Home / 8,776.85-13,160.70-3,228.24

Finding the Fourth Proportional to 8,776.85, 13,160.70 and 3,228.24

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Solution

The fourth proportional to 8,776.85, 13,160.70 and 3,228.24 is: 4,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.85 : 13,160.70 = 3,228.24 : x
  2. Step 2: Convert to fraction form
    8,776.85/13,160.70 = 3,228.24/x
  3. Step 3: Cross multiply
    8,776.85x = 13,160.70 × 3,228.24
  4. Step 4: Simplify right side
    8,776.85x = 42,485,898.17
  5. Step 5: Solve for x
    x = 42,485,898.17/8,776.85
  6. Step 6: Final answer
    x = 4,840.68

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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.