Home / 8,257.59-11,396.07-4,720.95

Finding the Fourth Proportional to 8,257.59, 11,396.07 and 4,720.95

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Solution

The fourth proportional to 8,257.59, 11,396.07 and 4,720.95 is: 6,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.59 : 11,396.07 = 4,720.95 : x
  2. Step 2: Convert to fraction form
    8,257.59/11,396.07 = 4,720.95/x
  3. Step 3: Cross multiply
    8,257.59x = 11,396.07 × 4,720.95
  4. Step 4: Simplify right side
    8,257.59x = 53,800,276.67
  5. Step 5: Solve for x
    x = 53,800,276.67/8,257.59
  6. Step 6: Final answer
    x = 6,515.25

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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.