Home / 2,673.99-3,686.40-2,304.90

Finding the Fourth Proportional to 2,673.99, 3,686.40 and 2,304.90

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Solution

The fourth proportional to 2,673.99, 3,686.40 and 2,304.90 is: 3,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.99 : 3,686.40 = 2,304.90 : x
  2. Step 2: Convert to fraction form
    2,673.99/3,686.40 = 2,304.90/x
  3. Step 3: Cross multiply
    2,673.99x = 3,686.40 × 2,304.90
  4. Step 4: Simplify right side
    2,673.99x = 8,496,783.36
  5. Step 5: Solve for x
    x = 8,496,783.36/2,673.99
  6. Step 6: Final answer
    x = 3,177.57

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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.