Home / 5,620.96-7,756.05-3,262.69

Finding the Fourth Proportional to 5,620.96, 7,756.05 and 3,262.69

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Solution

The fourth proportional to 5,620.96, 7,756.05 and 3,262.69 is: 4,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.96 : 7,756.05 = 3,262.69 : x
  2. Step 2: Convert to fraction form
    5,620.96/7,756.05 = 3,262.69/x
  3. Step 3: Cross multiply
    5,620.96x = 7,756.05 × 3,262.69
  4. Step 4: Simplify right side
    5,620.96x = 25,305,586.77
  5. Step 5: Solve for x
    x = 25,305,586.77/5,620.96
  6. Step 6: Final answer
    x = 4,502.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.