Home / 3,356.18-4,633.84-2,097.80

Finding the Fourth Proportional to 3,356.18, 4,633.84 and 2,097.80

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Solution

The fourth proportional to 3,356.18, 4,633.84 and 2,097.80 is: 2,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.18 : 4,633.84 = 2,097.80 : x
  2. Step 2: Convert to fraction form
    3,356.18/4,633.84 = 2,097.80/x
  3. Step 3: Cross multiply
    3,356.18x = 4,633.84 × 2,097.80
  4. Step 4: Simplify right side
    3,356.18x = 9,720,835.89
  5. Step 5: Solve for x
    x = 9,720,835.89/3,356.18
  6. Step 6: Final answer
    x = 2,896.40

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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.