Home / 3,624.11-5,436.59-1,283.63

Finding the Fourth Proportional to 3,624.11, 5,436.59 and 1,283.63

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Solution

The fourth proportional to 3,624.11, 5,436.59 and 1,283.63 is: 1,925.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.11 : 5,436.59 = 1,283.63 : x
  2. Step 2: Convert to fraction form
    3,624.11/5,436.59 = 1,283.63/x
  3. Step 3: Cross multiply
    3,624.11x = 5,436.59 × 1,283.63
  4. Step 4: Simplify right side
    3,624.11x = 6,978,536.42
  5. Step 5: Solve for x
    x = 6,978,536.42/3,624.11
  6. Step 6: Final answer
    x = 1,925.59

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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.