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Finding the Fourth Proportional to 9,325.76, 13,988.76 and 2,400.26

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Solution

The fourth proportional to 9,325.76, 13,988.76 and 2,400.26 is: 3,600.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.76 : 13,988.76 = 2,400.26 : x
  2. Step 2: Convert to fraction form
    9,325.76/13,988.76 = 2,400.26/x
  3. Step 3: Cross multiply
    9,325.76x = 13,988.76 × 2,400.26
  4. Step 4: Simplify right side
    9,325.76x = 33,576,661.08
  5. Step 5: Solve for x
    x = 33,576,661.08/9,325.76
  6. Step 6: Final answer
    x = 3,600.42

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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.