Home / 8,962.12-13,439.10-3,765.16

Finding the Fourth Proportional to 8,962.12, 13,439.10 and 3,765.16

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Solution

The fourth proportional to 8,962.12, 13,439.10 and 3,765.16 is: 5,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.12 : 13,439.10 = 3,765.16 : x
  2. Step 2: Convert to fraction form
    8,962.12/13,439.10 = 3,765.16/x
  3. Step 3: Cross multiply
    8,962.12x = 13,439.10 × 3,765.16
  4. Step 4: Simplify right side
    8,962.12x = 50,600,361.76
  5. Step 5: Solve for x
    x = 50,600,361.76/8,962.12
  6. Step 6: Final answer
    x = 5,646.03

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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.