Home / 9,687.57-14,531.37-2,762.07

Finding the Fourth Proportional to 9,687.57, 14,531.37 and 2,762.07

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Solution

The fourth proportional to 9,687.57, 14,531.37 and 2,762.07 is: 4,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.57 : 14,531.37 = 2,762.07 : x
  2. Step 2: Convert to fraction form
    9,687.57/14,531.37 = 2,762.07/x
  3. Step 3: Cross multiply
    9,687.57x = 14,531.37 × 2,762.07
  4. Step 4: Simplify right side
    9,687.57x = 40,136,661.14
  5. Step 5: Solve for x
    x = 40,136,661.14/9,687.57
  6. Step 6: Final answer
    x = 4,143.11

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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.