Home / 1,457.48-2,182.44-1,224.80

Finding the Fourth Proportional to 1,457.48, 2,182.44 and 1,224.80

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Solution

The fourth proportional to 1,457.48, 2,182.44 and 1,224.80 is: 1,834.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.48 : 2,182.44 = 1,224.80 : x
  2. Step 2: Convert to fraction form
    1,457.48/2,182.44 = 1,224.80/x
  3. Step 3: Cross multiply
    1,457.48x = 2,182.44 × 1,224.80
  4. Step 4: Simplify right side
    1,457.48x = 2,673,052.51
  5. Step 5: Solve for x
    x = 2,673,052.51/1,457.48
  6. Step 6: Final answer
    x = 1,834.02

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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.