Home / 11,848.07-16,353.29-8,665.99

Finding the Fourth Proportional to 11,848.07, 16,353.29 and 8,665.99

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Solution

The fourth proportional to 11,848.07, 16,353.29 and 8,665.99 is: 11,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.07 : 16,353.29 = 8,665.99 : x
  2. Step 2: Convert to fraction form
    11,848.07/16,353.29 = 8,665.99/x
  3. Step 3: Cross multiply
    11,848.07x = 16,353.29 × 8,665.99
  4. Step 4: Simplify right side
    11,848.07x = 141,717,428.39
  5. Step 5: Solve for x
    x = 141,717,428.39/11,848.07
  6. Step 6: Final answer
    x = 11,961.22

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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.