Home / 11,653.04-16,081.30-6,617.36

Finding the Fourth Proportional to 11,653.04, 16,081.30 and 6,617.36

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Solution

The fourth proportional to 11,653.04, 16,081.30 and 6,617.36 is: 9,132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.04 : 16,081.30 = 6,617.36 : x
  2. Step 2: Convert to fraction form
    11,653.04/16,081.30 = 6,617.36/x
  3. Step 3: Cross multiply
    11,653.04x = 16,081.30 × 6,617.36
  4. Step 4: Simplify right side
    11,653.04x = 106,415,762.62
  5. Step 5: Solve for x
    x = 106,415,762.62/11,653.04
  6. Step 6: Final answer
    x = 9,132.02

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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.