Home / 4,617.47-6,915.16-2,663.75

Finding the Fourth Proportional to 4,617.47, 6,915.16 and 2,663.75

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Solution

The fourth proportional to 4,617.47, 6,915.16 and 2,663.75 is: 3,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.47 : 6,915.16 = 2,663.75 : x
  2. Step 2: Convert to fraction form
    4,617.47/6,915.16 = 2,663.75/x
  3. Step 3: Cross multiply
    4,617.47x = 6,915.16 × 2,663.75
  4. Step 4: Simplify right side
    4,617.47x = 18,420,222.87
  5. Step 5: Solve for x
    x = 18,420,222.87/4,617.47
  6. Step 6: Final answer
    x = 3,989.25

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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.