Home / 3,299.95-4,553.85-1,864.18

Finding the Fourth Proportional to 3,299.95, 4,553.85 and 1,864.18

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Solution

The fourth proportional to 3,299.95, 4,553.85 and 1,864.18 is: 2,572.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.95 : 4,553.85 = 1,864.18 : x
  2. Step 2: Convert to fraction form
    3,299.95/4,553.85 = 1,864.18/x
  3. Step 3: Cross multiply
    3,299.95x = 4,553.85 × 1,864.18
  4. Step 4: Simplify right side
    3,299.95x = 8,489,173.32
  5. Step 5: Solve for x
    x = 8,489,173.32/3,299.95
  6. Step 6: Final answer
    x = 2,572.52

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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.