Home / 11,864.40-16,373.21-6,559.56

Finding the Fourth Proportional to 11,864.40, 16,373.21 and 6,559.56

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Solution

The fourth proportional to 11,864.40, 16,373.21 and 6,559.56 is: 9,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.40 : 16,373.21 = 6,559.56 : x
  2. Step 2: Convert to fraction form
    11,864.40/16,373.21 = 6,559.56/x
  3. Step 3: Cross multiply
    11,864.40x = 16,373.21 × 6,559.56
  4. Step 4: Simplify right side
    11,864.40x = 107,400,971.52
  5. Step 5: Solve for x
    x = 107,400,971.52/11,864.40
  6. Step 6: Final answer
    x = 9,052.37

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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.