Home / 9,427.24-13,008.14-5,447.58

Finding the Fourth Proportional to 9,427.24, 13,008.14 and 5,447.58

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Solution

The fourth proportional to 9,427.24, 13,008.14 and 5,447.58 is: 7,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.24 : 13,008.14 = 5,447.58 : x
  2. Step 2: Convert to fraction form
    9,427.24/13,008.14 = 5,447.58/x
  3. Step 3: Cross multiply
    9,427.24x = 13,008.14 × 5,447.58
  4. Step 4: Simplify right side
    9,427.24x = 70,862,883.30
  5. Step 5: Solve for x
    x = 70,862,883.30/9,427.24
  6. Step 6: Final answer
    x = 7,516.82

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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.