Home / 11,643.48-16,065.27-6,606.56

Finding the Fourth Proportional to 11,643.48, 16,065.27 and 6,606.56

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Solution

The fourth proportional to 11,643.48, 16,065.27 and 6,606.56 is: 9,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.48 : 16,065.27 = 6,606.56 : x
  2. Step 2: Convert to fraction form
    11,643.48/16,065.27 = 6,606.56/x
  3. Step 3: Cross multiply
    11,643.48x = 16,065.27 × 6,606.56
  4. Step 4: Simplify right side
    11,643.48x = 106,136,210.33
  5. Step 5: Solve for x
    x = 106,136,210.33/11,643.48
  6. Step 6: Final answer
    x = 9,115.51

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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.