Home / 9,437.27-13,023.20-5,245.25

Finding the Fourth Proportional to 9,437.27, 13,023.20 and 5,245.25

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Solution

The fourth proportional to 9,437.27, 13,023.20 and 5,245.25 is: 7,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.27 : 13,023.20 = 5,245.25 : x
  2. Step 2: Convert to fraction form
    9,437.27/13,023.20 = 5,245.25/x
  3. Step 3: Cross multiply
    9,437.27x = 13,023.20 × 5,245.25
  4. Step 4: Simplify right side
    9,437.27x = 68,309,913.57
  5. Step 5: Solve for x
    x = 68,309,913.57/9,437.27
  6. Step 6: Final answer
    x = 7,238.31

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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.