Home / 5,482.27-7,564.35-3,124.09

Finding the Fourth Proportional to 5,482.27, 7,564.35 and 3,124.09

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Solution

The fourth proportional to 5,482.27, 7,564.35 and 3,124.09 is: 4,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.27 : 7,564.35 = 3,124.09 : x
  2. Step 2: Convert to fraction form
    5,482.27/7,564.35 = 3,124.09/x
  3. Step 3: Cross multiply
    5,482.27x = 7,564.35 × 3,124.09
  4. Step 4: Simplify right side
    5,482.27x = 23,631,710.19
  5. Step 5: Solve for x
    x = 23,631,710.19/5,482.27
  6. Step 6: Final answer
    x = 4,310.57

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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.