Home / 1,457.35-2,010.96-1,063.69

Finding the Fourth Proportional to 1,457.35, 2,010.96 and 1,063.69

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Solution

The fourth proportional to 1,457.35, 2,010.96 and 1,063.69 is: 1,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.35 : 2,010.96 = 1,063.69 : x
  2. Step 2: Convert to fraction form
    1,457.35/2,010.96 = 1,063.69/x
  3. Step 3: Cross multiply
    1,457.35x = 2,010.96 × 1,063.69
  4. Step 4: Simplify right side
    1,457.35x = 2,139,033.02
  5. Step 5: Solve for x
    x = 2,139,033.02/1,457.35
  6. Step 6: Final answer
    x = 1,467.76

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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.