Home / 3,342.40-4,612.56-1,850.32

Finding the Fourth Proportional to 3,342.40, 4,612.56 and 1,850.32

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Solution

The fourth proportional to 3,342.40, 4,612.56 and 1,850.32 is: 2,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.40 : 4,612.56 = 1,850.32 : x
  2. Step 2: Convert to fraction form
    3,342.40/4,612.56 = 1,850.32/x
  3. Step 3: Cross multiply
    3,342.40x = 4,612.56 × 1,850.32
  4. Step 4: Simplify right side
    3,342.40x = 8,534,712.02
  5. Step 5: Solve for x
    x = 8,534,712.02/3,342.40
  6. Step 6: Final answer
    x = 2,553.47

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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.