Home / 5,124.16-7,688.58-2,525.68

Finding the Fourth Proportional to 5,124.16, 7,688.58 and 2,525.68

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Solution

The fourth proportional to 5,124.16, 7,688.58 and 2,525.68 is: 3,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.16 : 7,688.58 = 2,525.68 : x
  2. Step 2: Convert to fraction form
    5,124.16/7,688.58 = 2,525.68/x
  3. Step 3: Cross multiply
    5,124.16x = 7,688.58 × 2,525.68
  4. Step 4: Simplify right side
    5,124.16x = 19,418,892.73
  5. Step 5: Solve for x
    x = 19,418,892.73/5,124.16
  6. Step 6: Final answer
    x = 3,789.67

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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.