Home / 2,459.36-3,392.92-1,574.96

Finding the Fourth Proportional to 2,459.36, 3,392.92 and 1,574.96

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Solution

The fourth proportional to 2,459.36, 3,392.92 and 1,574.96 is: 2,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.36 : 3,392.92 = 1,574.96 : x
  2. Step 2: Convert to fraction form
    2,459.36/3,392.92 = 1,574.96/x
  3. Step 3: Cross multiply
    2,459.36x = 3,392.92 × 1,574.96
  4. Step 4: Simplify right side
    2,459.36x = 5,343,713.28
  5. Step 5: Solve for x
    x = 5,343,713.28/2,459.36
  6. Step 6: Final answer
    x = 2,172.81

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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.