Home / 7,918.27-11,873.75-4,455.52

Finding the Fourth Proportional to 7,918.27, 11,873.75 and 4,455.52

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Solution

The fourth proportional to 7,918.27, 11,873.75 and 4,455.52 is: 6,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.27 : 11,873.75 = 4,455.52 : x
  2. Step 2: Convert to fraction form
    7,918.27/11,873.75 = 4,455.52/x
  3. Step 3: Cross multiply
    7,918.27x = 11,873.75 × 4,455.52
  4. Step 4: Simplify right side
    7,918.27x = 52,903,708.32
  5. Step 5: Solve for x
    x = 52,903,708.32/7,918.27
  6. Step 6: Final answer
    x = 6,681.22

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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.