Home / 3,538.93-5,312.23-2,663.93

Finding the Fourth Proportional to 3,538.93, 5,312.23 and 2,663.93

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Solution

The fourth proportional to 3,538.93, 5,312.23 and 2,663.93 is: 3,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.93 : 5,312.23 = 2,663.93 : x
  2. Step 2: Convert to fraction form
    3,538.93/5,312.23 = 2,663.93/x
  3. Step 3: Cross multiply
    3,538.93x = 5,312.23 × 2,663.93
  4. Step 4: Simplify right side
    3,538.93x = 14,151,408.86
  5. Step 5: Solve for x
    x = 14,151,408.86/3,538.93
  6. Step 6: Final answer
    x = 3,998.78

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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.