Home / 3,385.18-4,671.52-1,893.08

Finding the Fourth Proportional to 3,385.18, 4,671.52 and 1,893.08

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Solution

The fourth proportional to 3,385.18, 4,671.52 and 1,893.08 is: 2,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.18 : 4,671.52 = 1,893.08 : x
  2. Step 2: Convert to fraction form
    3,385.18/4,671.52 = 1,893.08/x
  3. Step 3: Cross multiply
    3,385.18x = 4,671.52 × 1,893.08
  4. Step 4: Simplify right side
    3,385.18x = 8,843,561.08
  5. Step 5: Solve for x
    x = 8,843,561.08/3,385.18
  6. Step 6: Final answer
    x = 2,612.43

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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.