Home / 2,410.24-3,616.20-1,256.80

Finding the Fourth Proportional to 2,410.24, 3,616.20 and 1,256.80

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Solution

The fourth proportional to 2,410.24, 3,616.20 and 1,256.80 is: 1,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.24 : 3,616.20 = 1,256.80 : x
  2. Step 2: Convert to fraction form
    2,410.24/3,616.20 = 1,256.80/x
  3. Step 3: Cross multiply
    2,410.24x = 3,616.20 × 1,256.80
  4. Step 4: Simplify right side
    2,410.24x = 4,544,840.16
  5. Step 5: Solve for x
    x = 4,544,840.16/2,410.24
  6. Step 6: Final answer
    x = 1,885.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.