Home / 7,582.08-11,383.76-3,886.96

Finding the Fourth Proportional to 7,582.08, 11,383.76 and 3,886.96

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Solution

The fourth proportional to 7,582.08, 11,383.76 and 3,886.96 is: 5,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.08 : 11,383.76 = 3,886.96 : x
  2. Step 2: Convert to fraction form
    7,582.08/11,383.76 = 3,886.96/x
  3. Step 3: Cross multiply
    7,582.08x = 11,383.76 × 3,886.96
  4. Step 4: Simplify right side
    7,582.08x = 44,248,219.77
  5. Step 5: Solve for x
    x = 44,248,219.77/7,582.08
  6. Step 6: Final answer
    x = 5,835.89

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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.