Home / 2,457.56-3,394.17-1,670.24

Finding the Fourth Proportional to 2,457.56, 3,394.17 and 1,670.24

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Solution

The fourth proportional to 2,457.56, 3,394.17 and 1,670.24 is: 2,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.56 : 3,394.17 = 1,670.24 : x
  2. Step 2: Convert to fraction form
    2,457.56/3,394.17 = 1,670.24/x
  3. Step 3: Cross multiply
    2,457.56x = 3,394.17 × 1,670.24
  4. Step 4: Simplify right side
    2,457.56x = 5,669,086.99
  5. Step 5: Solve for x
    x = 5,669,086.99/2,457.56
  6. Step 6: Final answer
    x = 2,306.79

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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.