Home / 4,702.29-6,488.91-2,712.73

Finding the Fourth Proportional to 4,702.29, 6,488.91 and 2,712.73

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Solution

The fourth proportional to 4,702.29, 6,488.91 and 2,712.73 is: 3,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.29 : 6,488.91 = 2,712.73 : x
  2. Step 2: Convert to fraction form
    4,702.29/6,488.91 = 2,712.73/x
  3. Step 3: Cross multiply
    4,702.29x = 6,488.91 × 2,712.73
  4. Step 4: Simplify right side
    4,702.29x = 17,602,660.82
  5. Step 5: Solve for x
    x = 17,602,660.82/4,702.29
  6. Step 6: Final answer
    x = 3,743.42

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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.