Home / 7,504.38-10,353.78-4,359.96

Finding the Fourth Proportional to 7,504.38, 10,353.78 and 4,359.96

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Solution

The fourth proportional to 7,504.38, 10,353.78 and 4,359.96 is: 6,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.38 : 10,353.78 = 4,359.96 : x
  2. Step 2: Convert to fraction form
    7,504.38/10,353.78 = 4,359.96/x
  3. Step 3: Cross multiply
    7,504.38x = 10,353.78 × 4,359.96
  4. Step 4: Simplify right side
    7,504.38x = 45,142,066.65
  5. Step 5: Solve for x
    x = 45,142,066.65/7,504.38
  6. Step 6: Final answer
    x = 6,015.43

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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.