Home / 7,125.96-10,682.44-2,746.68

Finding the Fourth Proportional to 7,125.96, 10,682.44 and 2,746.68

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Solution

The fourth proportional to 7,125.96, 10,682.44 and 2,746.68 is: 4,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.96 : 10,682.44 = 2,746.68 : x
  2. Step 2: Convert to fraction form
    7,125.96/10,682.44 = 2,746.68/x
  3. Step 3: Cross multiply
    7,125.96x = 10,682.44 × 2,746.68
  4. Step 4: Simplify right side
    7,125.96x = 29,341,244.30
  5. Step 5: Solve for x
    x = 29,341,244.30/7,125.96
  6. Step 6: Final answer
    x = 4,117.51

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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.