Home / 5,301.38-7,318.32-3,313.10

Finding the Fourth Proportional to 5,301.38, 7,318.32 and 3,313.10

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Solution

The fourth proportional to 5,301.38, 7,318.32 and 3,313.10 is: 4,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.38 : 7,318.32 = 3,313.10 : x
  2. Step 2: Convert to fraction form
    5,301.38/7,318.32 = 3,313.10/x
  3. Step 3: Cross multiply
    5,301.38x = 7,318.32 × 3,313.10
  4. Step 4: Simplify right side
    5,301.38x = 24,246,325.99
  5. Step 5: Solve for x
    x = 24,246,325.99/5,301.38
  6. Step 6: Final answer
    x = 4,573.59

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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.