Home / 10,082.45-13,913.66-5,606.04

Finding the Fourth Proportional to 10,082.45, 13,913.66 and 5,606.04

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Solution

The fourth proportional to 10,082.45, 13,913.66 and 5,606.04 is: 7,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.45 : 13,913.66 = 5,606.04 : x
  2. Step 2: Convert to fraction form
    10,082.45/13,913.66 = 5,606.04/x
  3. Step 3: Cross multiply
    10,082.45x = 13,913.66 × 5,606.04
  4. Step 4: Simplify right side
    10,082.45x = 78,000,506.48
  5. Step 5: Solve for x
    x = 78,000,506.48/10,082.45
  6. Step 6: Final answer
    x = 7,736.27

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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.