Home / 4,827.13-6,661.91-2,938.82

Finding the Fourth Proportional to 4,827.13, 6,661.91 and 2,938.82

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Solution

The fourth proportional to 4,827.13, 6,661.91 and 2,938.82 is: 4,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.13 : 6,661.91 = 2,938.82 : x
  2. Step 2: Convert to fraction form
    4,827.13/6,661.91 = 2,938.82/x
  3. Step 3: Cross multiply
    4,827.13x = 6,661.91 × 2,938.82
  4. Step 4: Simplify right side
    4,827.13x = 19,578,128.38
  5. Step 5: Solve for x
    x = 19,578,128.38/4,827.13
  6. Step 6: Final answer
    x = 4,055.85

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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.