Home / 8,361.28-12,525.72-4,460.32

Finding the Fourth Proportional to 8,361.28, 12,525.72 and 4,460.32

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Solution

The fourth proportional to 8,361.28, 12,525.72 and 4,460.32 is: 6,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.28 : 12,525.72 = 4,460.32 : x
  2. Step 2: Convert to fraction form
    8,361.28/12,525.72 = 4,460.32/x
  3. Step 3: Cross multiply
    8,361.28x = 12,525.72 × 4,460.32
  4. Step 4: Simplify right side
    8,361.28x = 55,868,719.43
  5. Step 5: Solve for x
    x = 55,868,719.43/8,361.28
  6. Step 6: Final answer
    x = 6,681.84

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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.