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Finding the Fourth Proportional to 9,445.89, 14,168.52 and 5,071.89

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Solution

The fourth proportional to 9,445.89, 14,168.52 and 5,071.89 is: 7,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.89 : 14,168.52 = 5,071.89 : x
  2. Step 2: Convert to fraction form
    9,445.89/14,168.52 = 5,071.89/x
  3. Step 3: Cross multiply
    9,445.89x = 14,168.52 × 5,071.89
  4. Step 4: Simplify right side
    9,445.89x = 71,861,174.90
  5. Step 5: Solve for x
    x = 71,861,174.90/9,445.89
  6. Step 6: Final answer
    x = 7,607.67

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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.