Home / 8,160.24-11,260.91-4,624.59

Finding the Fourth Proportional to 8,160.24, 11,260.91 and 4,624.59

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Solution

The fourth proportional to 8,160.24, 11,260.91 and 4,624.59 is: 6,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.24 : 11,260.91 = 4,624.59 : x
  2. Step 2: Convert to fraction form
    8,160.24/11,260.91 = 4,624.59/x
  3. Step 3: Cross multiply
    8,160.24x = 11,260.91 × 4,624.59
  4. Step 4: Simplify right side
    8,160.24x = 52,077,068.65
  5. Step 5: Solve for x
    x = 52,077,068.65/8,160.24
  6. Step 6: Final answer
    x = 6,381.81

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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.