Home / 2,451.84-3,383.37-1,457.20

Finding the Fourth Proportional to 2,451.84, 3,383.37 and 1,457.20

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Solution

The fourth proportional to 2,451.84, 3,383.37 and 1,457.20 is: 2,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.84 : 3,383.37 = 1,457.20 : x
  2. Step 2: Convert to fraction form
    2,451.84/3,383.37 = 1,457.20/x
  3. Step 3: Cross multiply
    2,451.84x = 3,383.37 × 1,457.20
  4. Step 4: Simplify right side
    2,451.84x = 4,930,246.76
  5. Step 5: Solve for x
    x = 4,930,246.76/2,451.84
  6. Step 6: Final answer
    x = 2,010.84

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1.5x scale

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.