Home / 7,506.38-10,359.60-4,319.81

Finding the Fourth Proportional to 7,506.38, 10,359.60 and 4,319.81

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Solution

The fourth proportional to 7,506.38, 10,359.60 and 4,319.81 is: 5,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.38 : 10,359.60 = 4,319.81 : x
  2. Step 2: Convert to fraction form
    7,506.38/10,359.60 = 4,319.81/x
  3. Step 3: Cross multiply
    7,506.38x = 10,359.60 × 4,319.81
  4. Step 4: Simplify right side
    7,506.38x = 44,751,451.88
  5. Step 5: Solve for x
    x = 44,751,451.88/7,506.38
  6. Step 6: Final answer
    x = 5,961.79

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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.