Home / 4,129.38-5,699.61-2,536.56

Finding the Fourth Proportional to 4,129.38, 5,699.61 and 2,536.56

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Solution

The fourth proportional to 4,129.38, 5,699.61 and 2,536.56 is: 3,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.38 : 5,699.61 = 2,536.56 : x
  2. Step 2: Convert to fraction form
    4,129.38/5,699.61 = 2,536.56/x
  3. Step 3: Cross multiply
    4,129.38x = 5,699.61 × 2,536.56
  4. Step 4: Simplify right side
    4,129.38x = 14,457,402.74
  5. Step 5: Solve for x
    x = 14,457,402.74/4,129.38
  6. Step 6: Final answer
    x = 3,501.11

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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.