Home / 11,638.48-16,061.47-6,602.92

Finding the Fourth Proportional to 11,638.48, 16,061.47 and 6,602.92

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Solution

The fourth proportional to 11,638.48, 16,061.47 and 6,602.92 is: 9,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.48 : 16,061.47 = 6,602.92 : x
  2. Step 2: Convert to fraction form
    11,638.48/16,061.47 = 6,602.92/x
  3. Step 3: Cross multiply
    11,638.48x = 16,061.47 × 6,602.92
  4. Step 4: Simplify right side
    11,638.48x = 106,052,504.68
  5. Step 5: Solve for x
    x = 106,052,504.68/11,638.48
  6. Step 6: Final answer
    x = 9,112.23

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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.