Home / 8,756.64-13,135.44-2,601.12

Finding the Fourth Proportional to 8,756.64, 13,135.44 and 2,601.12

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Solution

The fourth proportional to 8,756.64, 13,135.44 and 2,601.12 is: 3,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.64 : 13,135.44 = 2,601.12 : x
  2. Step 2: Convert to fraction form
    8,756.64/13,135.44 = 2,601.12/x
  3. Step 3: Cross multiply
    8,756.64x = 13,135.44 × 2,601.12
  4. Step 4: Simplify right side
    8,756.64x = 34,166,855.69
  5. Step 5: Solve for x
    x = 34,166,855.69/8,756.64
  6. Step 6: Final answer
    x = 3,901.82

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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.