Home / 8,160.49-11,261.26-4,624.84

Finding the Fourth Proportional to 8,160.49, 11,261.26 and 4,624.84

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Solution

The fourth proportional to 8,160.49, 11,261.26 and 4,624.84 is: 6,382.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.49 : 11,261.26 = 4,624.84 : x
  2. Step 2: Convert to fraction form
    8,160.49/11,261.26 = 4,624.84/x
  3. Step 3: Cross multiply
    8,160.49x = 11,261.26 × 4,624.84
  4. Step 4: Simplify right side
    8,160.49x = 52,081,525.70
  5. Step 5: Solve for x
    x = 52,081,525.70/8,160.49
  6. Step 6: Final answer
    x = 6,382.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.