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Finding the Fourth Proportional to 8,903.58, 13,355.07 and 4,225.83

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Solution

The fourth proportional to 8,903.58, 13,355.07 and 4,225.83 is: 6,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.58 : 13,355.07 = 4,225.83 : x
  2. Step 2: Convert to fraction form
    8,903.58/13,355.07 = 4,225.83/x
  3. Step 3: Cross multiply
    8,903.58x = 13,355.07 × 4,225.83
  4. Step 4: Simplify right side
    8,903.58x = 56,436,255.46
  5. Step 5: Solve for x
    x = 56,436,255.46/8,903.58
  6. Step 6: Final answer
    x = 6,338.60

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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.