Home / 1,457.38-2,180.60-1,184.02

Finding the Fourth Proportional to 1,457.38, 2,180.60 and 1,184.02

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Solution

The fourth proportional to 1,457.38, 2,180.60 and 1,184.02 is: 1,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.38 : 2,180.60 = 1,184.02 : x
  2. Step 2: Convert to fraction form
    1,457.38/2,180.60 = 1,184.02/x
  3. Step 3: Cross multiply
    1,457.38x = 2,180.60 × 1,184.02
  4. Step 4: Simplify right side
    1,457.38x = 2,581,874.01
  5. Step 5: Solve for x
    x = 2,581,874.01/1,457.38
  6. Step 6: Final answer
    x = 1,771.59

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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.