Home / 7,564.38-10,438.84-4,252.38

Finding the Fourth Proportional to 7,564.38, 10,438.84 and 4,252.38

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Solution

The fourth proportional to 7,564.38, 10,438.84 and 4,252.38 is: 5,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.38 : 10,438.84 = 4,252.38 : x
  2. Step 2: Convert to fraction form
    7,564.38/10,438.84 = 4,252.38/x
  3. Step 3: Cross multiply
    7,564.38x = 10,438.84 × 4,252.38
  4. Step 4: Simplify right side
    7,564.38x = 44,389,914.44
  5. Step 5: Solve for x
    x = 44,389,914.44/7,564.38
  6. Step 6: Final answer
    x = 5,868.28

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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.