Home / 9,649.56-13,314.66-5,671.47

Finding the Fourth Proportional to 9,649.56, 13,314.66 and 5,671.47

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Solution

The fourth proportional to 9,649.56, 13,314.66 and 5,671.47 is: 7,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649.56 : 13,314.66 = 5,671.47 : x
  2. Step 2: Convert to fraction form
    9,649.56/13,314.66 = 5,671.47/x
  3. Step 3: Cross multiply
    9,649.56x = 13,314.66 × 5,671.47
  4. Step 4: Simplify right side
    9,649.56x = 75,513,661.46
  5. Step 5: Solve for x
    x = 75,513,661.46/9,649.56
  6. Step 6: Final answer
    x = 7,825.61

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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.