Home / 3,342.81-4,612.40-1,850.63

Finding the Fourth Proportional to 3,342.81, 4,612.40 and 1,850.63

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Solution

The fourth proportional to 3,342.81, 4,612.40 and 1,850.63 is: 2,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.81 : 4,612.40 = 1,850.63 : x
  2. Step 2: Convert to fraction form
    3,342.81/4,612.40 = 1,850.63/x
  3. Step 3: Cross multiply
    3,342.81x = 4,612.40 × 1,850.63
  4. Step 4: Simplify right side
    3,342.81x = 8,535,813.50
  5. Step 5: Solve for x
    x = 8,535,813.50/3,342.81
  6. Step 6: Final answer
    x = 2,553.48

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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.