Home / 4,644.02-6,962.78-1,721.94

Finding the Fourth Proportional to 4,644.02, 6,962.78 and 1,721.94

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Solution

The fourth proportional to 4,644.02, 6,962.78 and 1,721.94 is: 2,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.02 : 6,962.78 = 1,721.94 : x
  2. Step 2: Convert to fraction form
    4,644.02/6,962.78 = 1,721.94/x
  3. Step 3: Cross multiply
    4,644.02x = 6,962.78 × 1,721.94
  4. Step 4: Simplify right side
    4,644.02x = 11,989,489.39
  5. Step 5: Solve for x
    x = 11,989,489.39/4,644.02
  6. Step 6: Final answer
    x = 2,581.70

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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.