Home / 3,808.02-5,256.18-2,411.58

Finding the Fourth Proportional to 3,808.02, 5,256.18 and 2,411.58

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Solution

The fourth proportional to 3,808.02, 5,256.18 and 2,411.58 is: 3,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.02 : 5,256.18 = 2,411.58 : x
  2. Step 2: Convert to fraction form
    3,808.02/5,256.18 = 2,411.58/x
  3. Step 3: Cross multiply
    3,808.02x = 5,256.18 × 2,411.58
  4. Step 4: Simplify right side
    3,808.02x = 12,675,698.56
  5. Step 5: Solve for x
    x = 12,675,698.56/3,808.02
  6. Step 6: Final answer
    x = 3,328.68

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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.