Home / 5,527.32-7,628.70-3,290.50

Finding the Fourth Proportional to 5,527.32, 7,628.70 and 3,290.50

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Solution

The fourth proportional to 5,527.32, 7,628.70 and 3,290.50 is: 4,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.32 : 7,628.70 = 3,290.50 : x
  2. Step 2: Convert to fraction form
    5,527.32/7,628.70 = 3,290.50/x
  3. Step 3: Cross multiply
    5,527.32x = 7,628.70 × 3,290.50
  4. Step 4: Simplify right side
    5,527.32x = 25,102,237.35
  5. Step 5: Solve for x
    x = 25,102,237.35/5,527.32
  6. Step 6: Final answer
    x = 4,541.48

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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.