Home / 11,813.04-16,301.35-6,507.44

Finding the Fourth Proportional to 11,813.04, 16,301.35 and 6,507.44

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Solution

The fourth proportional to 11,813.04, 16,301.35 and 6,507.44 is: 8,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.04 : 16,301.35 = 6,507.44 : x
  2. Step 2: Convert to fraction form
    11,813.04/16,301.35 = 6,507.44/x
  3. Step 3: Cross multiply
    11,813.04x = 16,301.35 × 6,507.44
  4. Step 4: Simplify right side
    11,813.04x = 106,080,044.80
  5. Step 5: Solve for x
    x = 106,080,044.80/11,813.04
  6. Step 6: Final answer
    x = 8,979.91

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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.