Home / 6,520.63-9,777.70-2,623.99

Finding the Fourth Proportional to 6,520.63, 9,777.70 and 2,623.99

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Solution

The fourth proportional to 6,520.63, 9,777.70 and 2,623.99 is: 3,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.63 : 9,777.70 = 2,623.99 : x
  2. Step 2: Convert to fraction form
    6,520.63/9,777.70 = 2,623.99/x
  3. Step 3: Cross multiply
    6,520.63x = 9,777.70 × 2,623.99
  4. Step 4: Simplify right side
    6,520.63x = 25,656,525.01
  5. Step 5: Solve for x
    x = 25,656,525.01/6,520.63
  6. Step 6: Final answer
    x = 3,934.67

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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.