Home / 9,163.24-12,646.50-5,437.48

Finding the Fourth Proportional to 9,163.24, 12,646.50 and 5,437.48

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Solution

The fourth proportional to 9,163.24, 12,646.50 and 5,437.48 is: 7,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.24 : 12,646.50 = 5,437.48 : x
  2. Step 2: Convert to fraction form
    9,163.24/12,646.50 = 5,437.48/x
  3. Step 3: Cross multiply
    9,163.24x = 12,646.50 × 5,437.48
  4. Step 4: Simplify right side
    9,163.24x = 68,765,090.82
  5. Step 5: Solve for x
    x = 68,765,090.82/9,163.24
  6. Step 6: Final answer
    x = 7,504.45

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1.5x scale

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.