Home / 3,549.96-4,898.58-2,187.02

Finding the Fourth Proportional to 3,549.96, 4,898.58 and 2,187.02

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Solution

The fourth proportional to 3,549.96, 4,898.58 and 2,187.02 is: 3,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.96 : 4,898.58 = 2,187.02 : x
  2. Step 2: Convert to fraction form
    3,549.96/4,898.58 = 2,187.02/x
  3. Step 3: Cross multiply
    3,549.96x = 4,898.58 × 2,187.02
  4. Step 4: Simplify right side
    3,549.96x = 10,713,292.43
  5. Step 5: Solve for x
    x = 10,713,292.43/3,549.96
  6. Step 6: Final answer
    x = 3,017.86

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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.