Home / 3,290.92-4,541.54-1,893.32

Finding the Fourth Proportional to 3,290.92, 4,541.54 and 1,893.32

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Solution

The fourth proportional to 3,290.92, 4,541.54 and 1,893.32 is: 2,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.92 : 4,541.54 = 1,893.32 : x
  2. Step 2: Convert to fraction form
    3,290.92/4,541.54 = 1,893.32/x
  3. Step 3: Cross multiply
    3,290.92x = 4,541.54 × 1,893.32
  4. Step 4: Simplify right side
    3,290.92x = 8,598,588.51
  5. Step 5: Solve for x
    x = 8,598,588.51/3,290.92
  6. Step 6: Final answer
    x = 2,612.82

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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.