Home / 3,327.40-4,592.04-1,911.32

Finding the Fourth Proportional to 3,327.40, 4,592.04 and 1,911.32

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Solution

The fourth proportional to 3,327.40, 4,592.04 and 1,911.32 is: 2,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.40 : 4,592.04 = 1,911.32 : x
  2. Step 2: Convert to fraction form
    3,327.40/4,592.04 = 1,911.32/x
  3. Step 3: Cross multiply
    3,327.40x = 4,592.04 × 1,911.32
  4. Step 4: Simplify right side
    3,327.40x = 8,776,857.89
  5. Step 5: Solve for x
    x = 8,776,857.89/3,327.40
  6. Step 6: Final answer
    x = 2,637.75

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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.