Home / 5,527.90-7,628.49-3,009.97

Finding the Fourth Proportional to 5,527.90, 7,628.49 and 3,009.97

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Solution

The fourth proportional to 5,527.90, 7,628.49 and 3,009.97 is: 4,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.90 : 7,628.49 = 3,009.97 : x
  2. Step 2: Convert to fraction form
    5,527.90/7,628.49 = 3,009.97/x
  3. Step 3: Cross multiply
    5,527.90x = 7,628.49 × 3,009.97
  4. Step 4: Simplify right side
    5,527.90x = 22,961,526.05
  5. Step 5: Solve for x
    x = 22,961,526.05/5,527.90
  6. Step 6: Final answer
    x = 4,153.75

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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.