Home / 8,120.84-11,206.22-4,583.58

Finding the Fourth Proportional to 8,120.84, 11,206.22 and 4,583.58

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Solution

The fourth proportional to 8,120.84, 11,206.22 and 4,583.58 is: 6,325.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120.84 : 11,206.22 = 4,583.58 : x
  2. Step 2: Convert to fraction form
    8,120.84/11,206.22 = 4,583.58/x
  3. Step 3: Cross multiply
    8,120.84x = 11,206.22 × 4,583.58
  4. Step 4: Simplify right side
    8,120.84x = 51,364,605.87
  5. Step 5: Solve for x
    x = 51,364,605.87/8,120.84
  6. Step 6: Final answer
    x = 6,325.04

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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.