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Finding the Fourth Proportional to 9,051.96, 13,582.08 and 5,361.48

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Solution

The fourth proportional to 9,051.96, 13,582.08 and 5,361.48 is: 8,044.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.96 : 13,582.08 = 5,361.48 : x
  2. Step 2: Convert to fraction form
    9,051.96/13,582.08 = 5,361.48/x
  3. Step 3: Cross multiply
    9,051.96x = 13,582.08 × 5,361.48
  4. Step 4: Simplify right side
    9,051.96x = 72,820,050.28
  5. Step 5: Solve for x
    x = 72,820,050.28/9,051.96
  6. Step 6: Final answer
    x = 8,044.67

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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.