Home / 9,453.40-13,045.44-5,261.56

Finding the Fourth Proportional to 9,453.40, 13,045.44 and 5,261.56

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Solution

The fourth proportional to 9,453.40, 13,045.44 and 5,261.56 is: 7,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.40 : 13,045.44 = 5,261.56 : x
  2. Step 2: Convert to fraction form
    9,453.40/13,045.44 = 5,261.56/x
  3. Step 3: Cross multiply
    9,453.40x = 13,045.44 × 5,261.56
  4. Step 4: Simplify right side
    9,453.40x = 68,639,365.29
  5. Step 5: Solve for x
    x = 68,639,365.29/9,453.40
  6. Step 6: Final answer
    x = 7,260.81

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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.