Home / 7,584.61-11,382.69-3,886.49

Finding the Fourth Proportional to 7,584.61, 11,382.69 and 3,886.49

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Solution

The fourth proportional to 7,584.61, 11,382.69 and 3,886.49 is: 5,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.61 : 11,382.69 = 3,886.49 : x
  2. Step 2: Convert to fraction form
    7,584.61/11,382.69 = 3,886.49/x
  3. Step 3: Cross multiply
    7,584.61x = 11,382.69 × 3,886.49
  4. Step 4: Simplify right side
    7,584.61x = 44,238,710.86
  5. Step 5: Solve for x
    x = 44,238,710.86/7,584.61
  6. Step 6: Final answer
    x = 5,832.69

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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.