Home / 9,082.96-13,615.08-5,384.56

Finding the Fourth Proportional to 9,082.96, 13,615.08 and 5,384.56

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Solution

The fourth proportional to 9,082.96, 13,615.08 and 5,384.56 is: 8,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.96 : 13,615.08 = 5,384.56 : x
  2. Step 2: Convert to fraction form
    9,082.96/13,615.08 = 5,384.56/x
  3. Step 3: Cross multiply
    9,082.96x = 13,615.08 × 5,384.56
  4. Step 4: Simplify right side
    9,082.96x = 73,311,215.16
  5. Step 5: Solve for x
    x = 73,311,215.16/9,082.96
  6. Step 6: Final answer
    x = 8,071.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.