Home / 8,117.62-11,202.16-4,580.84

Finding the Fourth Proportional to 8,117.62, 11,202.16 and 4,580.84

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Solution

The fourth proportional to 8,117.62, 11,202.16 and 4,580.84 is: 6,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.62 : 11,202.16 = 4,580.84 : x
  2. Step 2: Convert to fraction form
    8,117.62/11,202.16 = 4,580.84/x
  3. Step 3: Cross multiply
    8,117.62x = 11,202.16 × 4,580.84
  4. Step 4: Simplify right side
    8,117.62x = 51,315,302.61
  5. Step 5: Solve for x
    x = 51,315,302.61/8,117.62
  6. Step 6: Final answer
    x = 6,321.47

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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.