Home / 9,270.31-13,907.53-5,108.18

Finding the Fourth Proportional to 9,270.31, 13,907.53 and 5,108.18

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Solution

The fourth proportional to 9,270.31, 13,907.53 and 5,108.18 is: 7,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.31 : 13,907.53 = 5,108.18 : x
  2. Step 2: Convert to fraction form
    9,270.31/13,907.53 = 5,108.18/x
  3. Step 3: Cross multiply
    9,270.31x = 13,907.53 × 5,108.18
  4. Step 4: Simplify right side
    9,270.31x = 71,042,097.06
  5. Step 5: Solve for x
    x = 71,042,097.06/9,270.31
  6. Step 6: Final answer
    x = 7,663.40

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1.5x scale

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.