Home / 3,799.32-5,697.78-1,457.58

Finding the Fourth Proportional to 3,799.32, 5,697.78 and 1,457.58

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Solution

The fourth proportional to 3,799.32, 5,697.78 and 1,457.58 is: 2,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.32 : 5,697.78 = 1,457.58 : x
  2. Step 2: Convert to fraction form
    3,799.32/5,697.78 = 1,457.58/x
  3. Step 3: Cross multiply
    3,799.32x = 5,697.78 × 1,457.58
  4. Step 4: Simplify right side
    3,799.32x = 8,304,970.17
  5. Step 5: Solve for x
    x = 8,304,970.17/3,799.32
  6. Step 6: Final answer
    x = 2,185.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.