Home / 9,501.75-13,112.42-5,310

Finding the Fourth Proportional to 9,501.75, 13,112.42 and 5,310

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Solution

The fourth proportional to 9,501.75, 13,112.42 and 5,310 is: 7,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,501.75 : 13,112.42 = 5,310 : x
  2. Step 2: Convert to fraction form
    9,501.75/13,112.42 = 5,310/x
  3. Step 3: Cross multiply
    9,501.75x = 13,112.42 × 5,310
  4. Step 4: Simplify right side
    9,501.75x = 69,626,923.65
  5. Step 5: Solve for x
    x = 69,626,923.65/9,501.75
  6. Step 6: Final answer
    x = 7,327.80

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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.