Home / 5,947.16-8,917.70-3,486.80

Finding the Fourth Proportional to 5,947.16, 8,917.70 and 3,486.80

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Solution

The fourth proportional to 5,947.16, 8,917.70 and 3,486.80 is: 5,228.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.16 : 8,917.70 = 3,486.80 : x
  2. Step 2: Convert to fraction form
    5,947.16/8,917.70 = 3,486.80/x
  3. Step 3: Cross multiply
    5,947.16x = 8,917.70 × 3,486.80
  4. Step 4: Simplify right side
    5,947.16x = 31,094,236.36
  5. Step 5: Solve for x
    x = 31,094,236.36/5,947.16
  6. Step 6: Final answer
    x = 5,228.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.