Home / 8,333.12-12,501.24-3,653.12

Finding the Fourth Proportional to 8,333.12, 12,501.24 and 3,653.12

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Solution

The fourth proportional to 8,333.12, 12,501.24 and 3,653.12 is: 5,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.12 : 12,501.24 = 3,653.12 : x
  2. Step 2: Convert to fraction form
    8,333.12/12,501.24 = 3,653.12/x
  3. Step 3: Cross multiply
    8,333.12x = 12,501.24 × 3,653.12
  4. Step 4: Simplify right side
    8,333.12x = 45,668,529.87
  5. Step 5: Solve for x
    x = 45,668,529.87/8,333.12
  6. Step 6: Final answer
    x = 5,480.36

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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.