Home / 7,052.42-10,577.79-1,858.70

Finding the Fourth Proportional to 7,052.42, 10,577.79 and 1,858.70

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Solution

The fourth proportional to 7,052.42, 10,577.79 and 1,858.70 is: 2,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.42 : 10,577.79 = 1,858.70 : x
  2. Step 2: Convert to fraction form
    7,052.42/10,577.79 = 1,858.70/x
  3. Step 3: Cross multiply
    7,052.42x = 10,577.79 × 1,858.70
  4. Step 4: Simplify right side
    7,052.42x = 19,660,938.27
  5. Step 5: Solve for x
    x = 19,660,938.27/7,052.42
  6. Step 6: Final answer
    x = 2,787.83

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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.