Home / 6,917.54-9,545.65-4,084.76

Finding the Fourth Proportional to 6,917.54, 9,545.65 and 4,084.76

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Solution

The fourth proportional to 6,917.54, 9,545.65 and 4,084.76 is: 5,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.54 : 9,545.65 = 4,084.76 : x
  2. Step 2: Convert to fraction form
    6,917.54/9,545.65 = 4,084.76/x
  3. Step 3: Cross multiply
    6,917.54x = 9,545.65 × 4,084.76
  4. Step 4: Simplify right side
    6,917.54x = 38,991,702.95
  5. Step 5: Solve for x
    x = 38,991,702.95/6,917.54
  6. Step 6: Final answer
    x = 5,636.65

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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.