Home / 9,437.26-13,023.40-5,245.50

Finding the Fourth Proportional to 9,437.26, 13,023.40 and 5,245.50

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Solution

The fourth proportional to 9,437.26, 13,023.40 and 5,245.50 is: 7,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.26 : 13,023.40 = 5,245.50 : x
  2. Step 2: Convert to fraction form
    9,437.26/13,023.40 = 5,245.50/x
  3. Step 3: Cross multiply
    9,437.26x = 13,023.40 × 5,245.50
  4. Step 4: Simplify right side
    9,437.26x = 68,314,244.70
  5. Step 5: Solve for x
    x = 68,314,244.70/9,437.26
  6. Step 6: Final answer
    x = 7,238.78

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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.