Home / 2,479.96-3,424.38-1,548.76

Finding the Fourth Proportional to 2,479.96, 3,424.38 and 1,548.76

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Solution

The fourth proportional to 2,479.96, 3,424.38 and 1,548.76 is: 2,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.96 : 3,424.38 = 1,548.76 : x
  2. Step 2: Convert to fraction form
    2,479.96/3,424.38 = 1,548.76/x
  3. Step 3: Cross multiply
    2,479.96x = 3,424.38 × 1,548.76
  4. Step 4: Simplify right side
    2,479.96x = 5,303,542.77
  5. Step 5: Solve for x
    x = 5,303,542.77/2,479.96
  6. Step 6: Final answer
    x = 2,138.56

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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.