Home / 10,525.62-15,788.04-2,628.12

Finding the Fourth Proportional to 10,525.62, 15,788.04 and 2,628.12

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Solution

The fourth proportional to 10,525.62, 15,788.04 and 2,628.12 is: 3,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525.62 : 15,788.04 = 2,628.12 : x
  2. Step 2: Convert to fraction form
    10,525.62/15,788.04 = 2,628.12/x
  3. Step 3: Cross multiply
    10,525.62x = 15,788.04 × 2,628.12
  4. Step 4: Simplify right side
    10,525.62x = 41,492,863.68
  5. Step 5: Solve for x
    x = 41,492,863.68/10,525.62
  6. Step 6: Final answer
    x = 3,942.08

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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.