Home / 3,215.37-4,437.18-1,799.07

Finding the Fourth Proportional to 3,215.37, 4,437.18 and 1,799.07

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Solution

The fourth proportional to 3,215.37, 4,437.18 and 1,799.07 is: 2,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.37 : 4,437.18 = 1,799.07 : x
  2. Step 2: Convert to fraction form
    3,215.37/4,437.18 = 1,799.07/x
  3. Step 3: Cross multiply
    3,215.37x = 4,437.18 × 1,799.07
  4. Step 4: Simplify right side
    3,215.37x = 7,982,797.42
  5. Step 5: Solve for x
    x = 7,982,797.42/3,215.37
  6. Step 6: Final answer
    x = 2,482.70

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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.