Home / 8,768.60-13,159.64-3,578.84

Finding the Fourth Proportional to 8,768.60, 13,159.64 and 3,578.84

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Solution

The fourth proportional to 8,768.60, 13,159.64 and 3,578.84 is: 5,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.60 : 13,159.64 = 3,578.84 : x
  2. Step 2: Convert to fraction form
    8,768.60/13,159.64 = 3,578.84/x
  3. Step 3: Cross multiply
    8,768.60x = 13,159.64 × 3,578.84
  4. Step 4: Simplify right side
    8,768.60x = 47,096,246.02
  5. Step 5: Solve for x
    x = 47,096,246.02/8,768.60
  6. Step 6: Final answer
    x = 5,371.01

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1.5x scale

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.