Home / 11,527.20-17,288.07-5,283.32

Finding the Fourth Proportional to 11,527.20, 17,288.07 and 5,283.32

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Solution

The fourth proportional to 11,527.20, 17,288.07 and 5,283.32 is: 7,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.20 : 17,288.07 = 5,283.32 : x
  2. Step 2: Convert to fraction form
    11,527.20/17,288.07 = 5,283.32/x
  3. Step 3: Cross multiply
    11,527.20x = 17,288.07 × 5,283.32
  4. Step 4: Simplify right side
    11,527.20x = 91,338,319.55
  5. Step 5: Solve for x
    x = 91,338,319.55/11,527.20
  6. Step 6: Final answer
    x = 7,923.72

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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.