Home / 8,830.40-13,245.48-2,256.56

Finding the Fourth Proportional to 8,830.40, 13,245.48 and 2,256.56

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Solution

The fourth proportional to 8,830.40, 13,245.48 and 2,256.56 is: 3,384.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.40 : 13,245.48 = 2,256.56 : x
  2. Step 2: Convert to fraction form
    8,830.40/13,245.48 = 2,256.56/x
  3. Step 3: Cross multiply
    8,830.40x = 13,245.48 × 2,256.56
  4. Step 4: Simplify right side
    8,830.40x = 29,889,220.35
  5. Step 5: Solve for x
    x = 29,889,220.35/8,830.40
  6. Step 6: Final answer
    x = 3,384.81

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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.