Home / 3,343.76-4,612.37-2,148.35

Finding the Fourth Proportional to 3,343.76, 4,612.37 and 2,148.35

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Solution

The fourth proportional to 3,343.76, 4,612.37 and 2,148.35 is: 2,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.76 : 4,612.37 = 2,148.35 : x
  2. Step 2: Convert to fraction form
    3,343.76/4,612.37 = 2,148.35/x
  3. Step 3: Cross multiply
    3,343.76x = 4,612.37 × 2,148.35
  4. Step 4: Simplify right side
    3,343.76x = 9,908,985.09
  5. Step 5: Solve for x
    x = 9,908,985.09/3,343.76
  6. Step 6: Final answer
    x = 2,963.43

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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.