Home / 2,636.03-3,637.70-1,457.07

Finding the Fourth Proportional to 2,636.03, 3,637.70 and 1,457.07

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Solution

The fourth proportional to 2,636.03, 3,637.70 and 1,457.07 is: 2,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.03 : 3,637.70 = 1,457.07 : x
  2. Step 2: Convert to fraction form
    2,636.03/3,637.70 = 1,457.07/x
  3. Step 3: Cross multiply
    2,636.03x = 3,637.70 × 1,457.07
  4. Step 4: Simplify right side
    2,636.03x = 5,300,385.35
  5. Step 5: Solve for x
    x = 5,300,385.35/2,636.03
  6. Step 6: Final answer
    x = 2,010.75

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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.