Home / 7,832.32-11,747.88-4,543.36

Finding the Fourth Proportional to 7,832.32, 11,747.88 and 4,543.36

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Solution

The fourth proportional to 7,832.32, 11,747.88 and 4,543.36 is: 6,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.32 : 11,747.88 = 4,543.36 : x
  2. Step 2: Convert to fraction form
    7,832.32/11,747.88 = 4,543.36/x
  3. Step 3: Cross multiply
    7,832.32x = 11,747.88 × 4,543.36
  4. Step 4: Simplify right side
    7,832.32x = 53,374,848.08
  5. Step 5: Solve for x
    x = 53,374,848.08/7,832.32
  6. Step 6: Final answer
    x = 6,814.69

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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.