Home / 8,454.24-12,683.16-3,260.16

Finding the Fourth Proportional to 8,454.24, 12,683.16 and 3,260.16

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Solution

The fourth proportional to 8,454.24, 12,683.16 and 3,260.16 is: 4,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454.24 : 12,683.16 = 3,260.16 : x
  2. Step 2: Convert to fraction form
    8,454.24/12,683.16 = 3,260.16/x
  3. Step 3: Cross multiply
    8,454.24x = 12,683.16 × 3,260.16
  4. Step 4: Simplify right side
    8,454.24x = 41,349,130.91
  5. Step 5: Solve for x
    x = 41,349,130.91/8,454.24
  6. Step 6: Final answer
    x = 4,890.93

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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.