Home / 7,584.48-11,378.27-2,657.59

Finding the Fourth Proportional to 7,584.48, 11,378.27 and 2,657.59

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Solution

The fourth proportional to 7,584.48, 11,378.27 and 2,657.59 is: 3,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.48 : 11,378.27 = 2,657.59 : x
  2. Step 2: Convert to fraction form
    7,584.48/11,378.27 = 2,657.59/x
  3. Step 3: Cross multiply
    7,584.48x = 11,378.27 × 2,657.59
  4. Step 4: Simplify right side
    7,584.48x = 30,238,754.77
  5. Step 5: Solve for x
    x = 30,238,754.77/7,584.48
  6. Step 6: Final answer
    x = 3,986.93

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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.