Home / 11,763.91-16,233.39-6,459.07

Finding the Fourth Proportional to 11,763.91, 16,233.39 and 6,459.07

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Solution

The fourth proportional to 11,763.91, 16,233.39 and 6,459.07 is: 8,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.91 : 16,233.39 = 6,459.07 : x
  2. Step 2: Convert to fraction form
    11,763.91/16,233.39 = 6,459.07/x
  3. Step 3: Cross multiply
    11,763.91x = 16,233.39 × 6,459.07
  4. Step 4: Simplify right side
    11,763.91x = 104,852,602.35
  5. Step 5: Solve for x
    x = 104,852,602.35/11,763.91
  6. Step 6: Final answer
    x = 8,913.07

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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.