Home / 7,473.39-11,182.40-4,677.79

Finding the Fourth Proportional to 7,473.39, 11,182.40 and 4,677.79

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Solution

The fourth proportional to 7,473.39, 11,182.40 and 4,677.79 is: 6,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.39 : 11,182.40 = 4,677.79 : x
  2. Step 2: Convert to fraction form
    7,473.39/11,182.40 = 4,677.79/x
  3. Step 3: Cross multiply
    7,473.39x = 11,182.40 × 4,677.79
  4. Step 4: Simplify right side
    7,473.39x = 52,308,916.65
  5. Step 5: Solve for x
    x = 52,308,916.65/7,473.39
  6. Step 6: Final answer
    x = 6,999.36

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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.