Home / 11,642.30-16,066.74-6,606.26

Finding the Fourth Proportional to 11,642.30, 16,066.74 and 6,606.26

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Solution

The fourth proportional to 11,642.30, 16,066.74 and 6,606.26 is: 9,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.30 : 16,066.74 = 6,606.26 : x
  2. Step 2: Convert to fraction form
    11,642.30/16,066.74 = 6,606.26/x
  3. Step 3: Cross multiply
    11,642.30x = 16,066.74 × 6,606.26
  4. Step 4: Simplify right side
    11,642.30x = 106,141,061.79
  5. Step 5: Solve for x
    x = 106,141,061.79/11,642.30
  6. Step 6: Final answer
    x = 9,116.85

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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.