Home / 9,458.16-13,052.40-5,479.56

Finding the Fourth Proportional to 9,458.16, 13,052.40 and 5,479.56

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Solution

The fourth proportional to 9,458.16, 13,052.40 and 5,479.56 is: 7,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.16 : 13,052.40 = 5,479.56 : x
  2. Step 2: Convert to fraction form
    9,458.16/13,052.40 = 5,479.56/x
  3. Step 3: Cross multiply
    9,458.16x = 13,052.40 × 5,479.56
  4. Step 4: Simplify right side
    9,458.16x = 71,521,408.94
  5. Step 5: Solve for x
    x = 71,521,408.94/9,458.16
  6. Step 6: Final answer
    x = 7,561.87

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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.