Home / 8,237.70-11,366.33-4,702.05

Finding the Fourth Proportional to 8,237.70, 11,366.33 and 4,702.05

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Solution

The fourth proportional to 8,237.70, 11,366.33 and 4,702.05 is: 6,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.70 : 11,366.33 = 4,702.05 : x
  2. Step 2: Convert to fraction form
    8,237.70/11,366.33 = 4,702.05/x
  3. Step 3: Cross multiply
    8,237.70x = 11,366.33 × 4,702.05
  4. Step 4: Simplify right side
    8,237.70x = 53,445,028.47
  5. Step 5: Solve for x
    x = 53,445,028.47/8,237.70
  6. Step 6: Final answer
    x = 6,487.86

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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.