Home / 2,457.19-3,392.23-1,973.38

Finding the Fourth Proportional to 2,457.19, 3,392.23 and 1,973.38

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Solution

The fourth proportional to 2,457.19, 3,392.23 and 1,973.38 is: 2,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.19 : 3,392.23 = 1,973.38 : x
  2. Step 2: Convert to fraction form
    2,457.19/3,392.23 = 1,973.38/x
  3. Step 3: Cross multiply
    2,457.19x = 3,392.23 × 1,973.38
  4. Step 4: Simplify right side
    2,457.19x = 6,694,148.97
  5. Step 5: Solve for x
    x = 6,694,148.97/2,457.19
  6. Step 6: Final answer
    x = 2,724.31

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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.