Home / 3,927.96-5,421.63-2,435.04

Finding the Fourth Proportional to 3,927.96, 5,421.63 and 2,435.04

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Solution

The fourth proportional to 3,927.96, 5,421.63 and 2,435.04 is: 3,361.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.96 : 5,421.63 = 2,435.04 : x
  2. Step 2: Convert to fraction form
    3,927.96/5,421.63 = 2,435.04/x
  3. Step 3: Cross multiply
    3,927.96x = 5,421.63 × 2,435.04
  4. Step 4: Simplify right side
    3,927.96x = 13,201,885.92
  5. Step 5: Solve for x
    x = 13,201,885.92/3,927.96
  6. Step 6: Final answer
    x = 3,361.00

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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.