Home / 7,918.60-11,896.26-4,966.12

Finding the Fourth Proportional to 7,918.60, 11,896.26 and 4,966.12

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Solution

The fourth proportional to 7,918.60, 11,896.26 and 4,966.12 is: 7,460.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.60 : 11,896.26 = 4,966.12 : x
  2. Step 2: Convert to fraction form
    7,918.60/11,896.26 = 4,966.12/x
  3. Step 3: Cross multiply
    7,918.60x = 11,896.26 × 4,966.12
  4. Step 4: Simplify right side
    7,918.60x = 59,078,254.71
  5. Step 5: Solve for x
    x = 59,078,254.71/7,918.60
  6. Step 6: Final answer
    x = 7,460.69

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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.