Home / 9,134.34-12,605.96-5,154

Finding the Fourth Proportional to 9,134.34, 12,605.96 and 5,154

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Solution

The fourth proportional to 9,134.34, 12,605.96 and 5,154 is: 7,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.34 : 12,605.96 = 5,154 : x
  2. Step 2: Convert to fraction form
    9,134.34/12,605.96 = 5,154/x
  3. Step 3: Cross multiply
    9,134.34x = 12,605.96 × 5,154
  4. Step 4: Simplify right side
    9,134.34x = 64,971,092.07
  5. Step 5: Solve for x
    x = 64,971,092.07/9,134.34
  6. Step 6: Final answer
    x = 7,112.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.