Home / 3,535.29-5,305.44-1,457.19

Finding the Fourth Proportional to 3,535.29, 5,305.44 and 1,457.19

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Solution

The fourth proportional to 3,535.29, 5,305.44 and 1,457.19 is: 2,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.29 : 5,305.44 = 1,457.19 : x
  2. Step 2: Convert to fraction form
    3,535.29/5,305.44 = 1,457.19/x
  3. Step 3: Cross multiply
    3,535.29x = 5,305.44 × 1,457.19
  4. Step 4: Simplify right side
    3,535.29x = 7,731,034.11
  5. Step 5: Solve for x
    x = 7,731,034.11/3,535.29
  6. Step 6: Final answer
    x = 2,186.82

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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.