Home / 4,948.38-6,876.71-4,886.42

Finding the Fourth Proportional to 4,948.38, 6,876.71 and 4,886.42

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Solution

The fourth proportional to 4,948.38, 6,876.71 and 4,886.42 is: 6,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.38 : 6,876.71 = 4,886.42 : x
  2. Step 2: Convert to fraction form
    4,948.38/6,876.71 = 4,886.42/x
  3. Step 3: Cross multiply
    4,948.38x = 6,876.71 × 4,886.42
  4. Step 4: Simplify right side
    4,948.38x = 33,602,434.46
  5. Step 5: Solve for x
    x = 33,602,434.46/4,948.38
  6. Step 6: Final answer
    x = 6,790.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.