Home / 8,116.87-11,200.67-4,580.41

Finding the Fourth Proportional to 8,116.87, 11,200.67 and 4,580.41

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Solution

The fourth proportional to 8,116.87, 11,200.67 and 4,580.41 is: 6,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.87 : 11,200.67 = 4,580.41 : x
  2. Step 2: Convert to fraction form
    8,116.87/11,200.67 = 4,580.41/x
  3. Step 3: Cross multiply
    8,116.87x = 11,200.67 × 4,580.41
  4. Step 4: Simplify right side
    8,116.87x = 51,303,637.97
  5. Step 5: Solve for x
    x = 51,303,637.97/8,116.87
  6. Step 6: Final answer
    x = 6,320.62

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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.