Home / 8,313.08-12,449.79-4,795.68

Finding the Fourth Proportional to 8,313.08, 12,449.79 and 4,795.68

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Solution

The fourth proportional to 8,313.08, 12,449.79 and 4,795.68 is: 7,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.08 : 12,449.79 = 4,795.68 : x
  2. Step 2: Convert to fraction form
    8,313.08/12,449.79 = 4,795.68/x
  3. Step 3: Cross multiply
    8,313.08x = 12,449.79 × 4,795.68
  4. Step 4: Simplify right side
    8,313.08x = 59,705,208.91
  5. Step 5: Solve for x
    x = 59,705,208.91/8,313.08
  6. Step 6: Final answer
    x = 7,182.08

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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.