Home / 9,458.56-13,049.26-5,478.22

Finding the Fourth Proportional to 9,458.56, 13,049.26 and 5,478.22

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Solution

The fourth proportional to 9,458.56, 13,049.26 and 5,478.22 is: 7,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.56 : 13,049.26 = 5,478.22 : x
  2. Step 2: Convert to fraction form
    9,458.56/13,049.26 = 5,478.22/x
  3. Step 3: Cross multiply
    9,458.56x = 13,049.26 × 5,478.22
  4. Step 4: Simplify right side
    9,458.56x = 71,486,717.12
  5. Step 5: Solve for x
    x = 71,486,717.12/9,458.56
  6. Step 6: Final answer
    x = 7,557.89

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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.