Home / 1,457.18-2,010.90-794.03

Finding the Fourth Proportional to 1,457.18, 2,010.90 and 794.03

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Solution

The fourth proportional to 1,457.18, 2,010.90 and 794.03 is: 1,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.18 : 2,010.90 = 794.03 : x
  2. Step 2: Convert to fraction form
    1,457.18/2,010.90 = 794.03/x
  3. Step 3: Cross multiply
    1,457.18x = 2,010.90 × 794.03
  4. Step 4: Simplify right side
    1,457.18x = 1,596,714.93
  5. Step 5: Solve for x
    x = 1,596,714.93/1,457.18
  6. Step 6: Final answer
    x = 1,095.76

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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.