Home / 8,382.69-11,566.47-4,798.74

Finding the Fourth Proportional to 8,382.69, 11,566.47 and 4,798.74

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Solution

The fourth proportional to 8,382.69, 11,566.47 and 4,798.74 is: 6,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.69 : 11,566.47 = 4,798.74 : x
  2. Step 2: Convert to fraction form
    8,382.69/11,566.47 = 4,798.74/x
  3. Step 3: Cross multiply
    8,382.69x = 11,566.47 × 4,798.74
  4. Step 4: Simplify right side
    8,382.69x = 55,504,424.42
  5. Step 5: Solve for x
    x = 55,504,424.42/8,382.69
  6. Step 6: Final answer
    x = 6,621.32

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1.5x scale

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.