Home / 7,452.51-11,178.74-2,525.61

Finding the Fourth Proportional to 7,452.51, 11,178.74 and 2,525.61

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Solution

The fourth proportional to 7,452.51, 11,178.74 and 2,525.61 is: 3,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.51 : 11,178.74 = 2,525.61 : x
  2. Step 2: Convert to fraction form
    7,452.51/11,178.74 = 2,525.61/x
  3. Step 3: Cross multiply
    7,452.51x = 11,178.74 × 2,525.61
  4. Step 4: Simplify right side
    7,452.51x = 28,233,185.77
  5. Step 5: Solve for x
    x = 28,233,185.77/7,452.51
  6. Step 6: Final answer
    x = 3,788.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.