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Finding the Fourth Proportional to 9,797.78, 14,697.93 and 3,224.63

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Solution

The fourth proportional to 9,797.78, 14,697.93 and 3,224.63 is: 4,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.78 : 14,697.93 = 3,224.63 : x
  2. Step 2: Convert to fraction form
    9,797.78/14,697.93 = 3,224.63/x
  3. Step 3: Cross multiply
    9,797.78x = 14,697.93 × 3,224.63
  4. Step 4: Simplify right side
    9,797.78x = 47,395,386.02
  5. Step 5: Solve for x
    x = 47,395,386.02/9,797.78
  6. Step 6: Final answer
    x = 4,837.36

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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.