Home / 5,004.86-7,507.35-2,082.51

Finding the Fourth Proportional to 5,004.86, 7,507.35 and 2,082.51

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Solution

The fourth proportional to 5,004.86, 7,507.35 and 2,082.51 is: 3,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.86 : 7,507.35 = 2,082.51 : x
  2. Step 2: Convert to fraction form
    5,004.86/7,507.35 = 2,082.51/x
  3. Step 3: Cross multiply
    5,004.86x = 7,507.35 × 2,082.51
  4. Step 4: Simplify right side
    5,004.86x = 15,634,131.45
  5. Step 5: Solve for x
    x = 15,634,131.45/5,004.86
  6. Step 6: Final answer
    x = 3,123.79

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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.