Home / 8,875.82-13,313.74-4,982.96

Finding the Fourth Proportional to 8,875.82, 13,313.74 and 4,982.96

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Solution

The fourth proportional to 8,875.82, 13,313.74 and 4,982.96 is: 7,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.82 : 13,313.74 = 4,982.96 : x
  2. Step 2: Convert to fraction form
    8,875.82/13,313.74 = 4,982.96/x
  3. Step 3: Cross multiply
    8,875.82x = 13,313.74 × 4,982.96
  4. Step 4: Simplify right side
    8,875.82x = 66,341,833.87
  5. Step 5: Solve for x
    x = 66,341,833.87/8,875.82
  6. Step 6: Final answer
    x = 7,474.45

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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.