Home / 11,620.47-16,036.37-6,903.84

Finding the Fourth Proportional to 11,620.47, 16,036.37 and 6,903.84

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Solution

The fourth proportional to 11,620.47, 16,036.37 and 6,903.84 is: 9,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.47 : 16,036.37 = 6,903.84 : x
  2. Step 2: Convert to fraction form
    11,620.47/16,036.37 = 6,903.84/x
  3. Step 3: Cross multiply
    11,620.47x = 16,036.37 × 6,903.84
  4. Step 4: Simplify right side
    11,620.47x = 110,712,584.17
  5. Step 5: Solve for x
    x = 110,712,584.17/11,620.47
  6. Step 6: Final answer
    x = 9,527.37

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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.