Home / 6,270.17-8,649.81-4,146.53

Finding the Fourth Proportional to 6,270.17, 8,649.81 and 4,146.53

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Solution

The fourth proportional to 6,270.17, 8,649.81 and 4,146.53 is: 5,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.17 : 8,649.81 = 4,146.53 : x
  2. Step 2: Convert to fraction form
    6,270.17/8,649.81 = 4,146.53/x
  3. Step 3: Cross multiply
    6,270.17x = 8,649.81 × 4,146.53
  4. Step 4: Simplify right side
    6,270.17x = 35,866,653.41
  5. Step 5: Solve for x
    x = 35,866,653.41/6,270.17
  6. Step 6: Final answer
    x = 5,720.21

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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.