Home / 3,343.43-4,614.93-2,164.58

Finding the Fourth Proportional to 3,343.43, 4,614.93 and 2,164.58

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Solution

The fourth proportional to 3,343.43, 4,614.93 and 2,164.58 is: 2,987.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.43 : 4,614.93 = 2,164.58 : x
  2. Step 2: Convert to fraction form
    3,343.43/4,614.93 = 2,164.58/x
  3. Step 3: Cross multiply
    3,343.43x = 4,614.93 × 2,164.58
  4. Step 4: Simplify right side
    3,343.43x = 9,989,385.18
  5. Step 5: Solve for x
    x = 9,989,385.18/3,343.43
  6. Step 6: Final answer
    x = 2,987.77

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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.