Home / 8,382.78-11,568.48-4,606.18

Finding the Fourth Proportional to 8,382.78, 11,568.48 and 4,606.18

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Solution

The fourth proportional to 8,382.78, 11,568.48 and 4,606.18 is: 6,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.78 : 11,568.48 = 4,606.18 : x
  2. Step 2: Convert to fraction form
    8,382.78/11,568.48 = 4,606.18/x
  3. Step 3: Cross multiply
    8,382.78x = 11,568.48 × 4,606.18
  4. Step 4: Simplify right side
    8,382.78x = 53,286,501.21
  5. Step 5: Solve for x
    x = 53,286,501.21/8,382.78
  6. Step 6: Final answer
    x = 6,356.66

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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.