Home / 1,457.41-2,181.93-1,354.90

Finding the Fourth Proportional to 1,457.41, 2,181.93 and 1,354.90

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Solution

The fourth proportional to 1,457.41, 2,181.93 and 1,354.90 is: 2,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.41 : 2,181.93 = 1,354.90 : x
  2. Step 2: Convert to fraction form
    1,457.41/2,181.93 = 1,354.90/x
  3. Step 3: Cross multiply
    1,457.41x = 2,181.93 × 1,354.90
  4. Step 4: Simplify right side
    1,457.41x = 2,956,296.96
  5. Step 5: Solve for x
    x = 2,956,296.96/1,457.41
  6. Step 6: Final answer
    x = 2,028.46

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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.