Home / 9,512.70-13,113.56-6,671.46

Finding the Fourth Proportional to 9,512.70, 13,113.56 and 6,671.46

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Solution

The fourth proportional to 9,512.70, 13,113.56 and 6,671.46 is: 9,196.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.70 : 13,113.56 = 6,671.46 : x
  2. Step 2: Convert to fraction form
    9,512.70/13,113.56 = 6,671.46/x
  3. Step 3: Cross multiply
    9,512.70x = 13,113.56 × 6,671.46
  4. Step 4: Simplify right side
    9,512.70x = 87,486,557.64
  5. Step 5: Solve for x
    x = 87,486,557.64/9,512.70
  6. Step 6: Final answer
    x = 9,196.82

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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.