Home / 1,740.40-2,609.78-1,010.18

Finding the Fourth Proportional to 1,740.40, 2,609.78 and 1,010.18

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Solution

The fourth proportional to 1,740.40, 2,609.78 and 1,010.18 is: 1,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.40 : 2,609.78 = 1,010.18 : x
  2. Step 2: Convert to fraction form
    1,740.40/2,609.78 = 1,010.18/x
  3. Step 3: Cross multiply
    1,740.40x = 2,609.78 × 1,010.18
  4. Step 4: Simplify right side
    1,740.40x = 2,636,347.56
  5. Step 5: Solve for x
    x = 2,636,347.56/1,740.40
  6. Step 6: Final answer
    x = 1,514.79

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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.