Home / 9,437.11-13,022.90-5,245.27

Finding the Fourth Proportional to 9,437.11, 13,022.90 and 5,245.27

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Solution

The fourth proportional to 9,437.11, 13,022.90 and 5,245.27 is: 7,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.11 : 13,022.90 = 5,245.27 : x
  2. Step 2: Convert to fraction form
    9,437.11/13,022.90 = 5,245.27/x
  3. Step 3: Cross multiply
    9,437.11x = 13,022.90 × 5,245.27
  4. Step 4: Simplify right side
    9,437.11x = 68,308,600.46
  5. Step 5: Solve for x
    x = 68,308,600.46/9,437.11
  6. Step 6: Final answer
    x = 7,238.30

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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.