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Finding the Fourth Proportional to 8,830.35, 13,253.22 and 4,673.35

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Solution

The fourth proportional to 8,830.35, 13,253.22 and 4,673.35 is: 7,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.35 : 13,253.22 = 4,673.35 : x
  2. Step 2: Convert to fraction form
    8,830.35/13,253.22 = 4,673.35/x
  3. Step 3: Cross multiply
    8,830.35x = 13,253.22 × 4,673.35
  4. Step 4: Simplify right side
    8,830.35x = 61,936,877.70
  5. Step 5: Solve for x
    x = 61,936,877.70/8,830.35
  6. Step 6: Final answer
    x = 7,014.09

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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.