Home / 11,382.27-17,070.75-4,359.80

Finding the Fourth Proportional to 11,382.27, 17,070.75 and 4,359.80

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Solution

The fourth proportional to 11,382.27, 17,070.75 and 4,359.80 is: 6,538.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.27 : 17,070.75 = 4,359.80 : x
  2. Step 2: Convert to fraction form
    11,382.27/17,070.75 = 4,359.80/x
  3. Step 3: Cross multiply
    11,382.27x = 17,070.75 × 4,359.80
  4. Step 4: Simplify right side
    11,382.27x = 74,424,970.50
  5. Step 5: Solve for x
    x = 74,424,970.50/11,382.27
  6. Step 6: Final answer
    x = 6,538.68

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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.