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Finding the Fourth Proportional to 9,160.72, 13,733.58 and 7,595.80

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Solution

The fourth proportional to 9,160.72, 13,733.58 and 7,595.80 is: 11,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.72 : 13,733.58 = 7,595.80 : x
  2. Step 2: Convert to fraction form
    9,160.72/13,733.58 = 7,595.80/x
  3. Step 3: Cross multiply
    9,160.72x = 13,733.58 × 7,595.80
  4. Step 4: Simplify right side
    9,160.72x = 104,317,526.96
  5. Step 5: Solve for x
    x = 104,317,526.96/9,160.72
  6. Step 6: Final answer
    x = 11,387.48

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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.