Home / 8,723.66-13,087.12-3,533.18

Finding the Fourth Proportional to 8,723.66, 13,087.12 and 3,533.18

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Solution

The fourth proportional to 8,723.66, 13,087.12 and 3,533.18 is: 5,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.66 : 13,087.12 = 3,533.18 : x
  2. Step 2: Convert to fraction form
    8,723.66/13,087.12 = 3,533.18/x
  3. Step 3: Cross multiply
    8,723.66x = 13,087.12 × 3,533.18
  4. Step 4: Simplify right side
    8,723.66x = 46,239,150.64
  5. Step 5: Solve for x
    x = 46,239,150.64/8,723.66
  6. Step 6: Final answer
    x = 5,300.43

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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.