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Finding the Fourth Proportional to 9,506.55, 13,092.02 and 9,303.03

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Solution

The fourth proportional to 9,506.55, 13,092.02 and 9,303.03 is: 12,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.55 : 13,092.02 = 9,303.03 : x
  2. Step 2: Convert to fraction form
    9,506.55/13,092.02 = 9,303.03/x
  3. Step 3: Cross multiply
    9,506.55x = 13,092.02 × 9,303.03
  4. Step 4: Simplify right side
    9,506.55x = 121,795,408.31
  5. Step 5: Solve for x
    x = 121,795,408.31/9,506.55
  6. Step 6: Final answer
    x = 12,811.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.