Home / 5,004.80-7,506.40-2,082.64

Finding the Fourth Proportional to 5,004.80, 7,506.40 and 2,082.64

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Solution

The fourth proportional to 5,004.80, 7,506.40 and 2,082.64 is: 3,123.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.80 : 7,506.40 = 2,082.64 : x
  2. Step 2: Convert to fraction form
    5,004.80/7,506.40 = 2,082.64/x
  3. Step 3: Cross multiply
    5,004.80x = 7,506.40 × 2,082.64
  4. Step 4: Simplify right side
    5,004.80x = 15,633,128.90
  5. Step 5: Solve for x
    x = 15,633,128.90/5,004.80
  6. Step 6: Final answer
    x = 3,123.63

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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.