Home / 8,914.64-13,373.52-3,984.24

Finding the Fourth Proportional to 8,914.64, 13,373.52 and 3,984.24

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Solution

The fourth proportional to 8,914.64, 13,373.52 and 3,984.24 is: 5,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.64 : 13,373.52 = 3,984.24 : x
  2. Step 2: Convert to fraction form
    8,914.64/13,373.52 = 3,984.24/x
  3. Step 3: Cross multiply
    8,914.64x = 13,373.52 × 3,984.24
  4. Step 4: Simplify right side
    8,914.64x = 53,283,313.32
  5. Step 5: Solve for x
    x = 53,283,313.32/8,914.64
  6. Step 6: Final answer
    x = 5,977.06

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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.