Home / 12,640.36-18,944.22-6,052.84

Finding the Fourth Proportional to 12,640.36, 18,944.22 and 6,052.84

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Solution

The fourth proportional to 12,640.36, 18,944.22 and 6,052.84 is: 9,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,640.36 : 18,944.22 = 6,052.84 : x
  2. Step 2: Convert to fraction form
    12,640.36/18,944.22 = 6,052.84/x
  3. Step 3: Cross multiply
    12,640.36x = 18,944.22 × 6,052.84
  4. Step 4: Simplify right side
    12,640.36x = 114,666,332.58
  5. Step 5: Solve for x
    x = 114,666,332.58/12,640.36
  6. Step 6: Final answer
    x = 9,071.45

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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.