Home / 11,646.38-16,072.28-6,341.48

Finding the Fourth Proportional to 11,646.38, 16,072.28 and 6,341.48

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Solution

The fourth proportional to 11,646.38, 16,072.28 and 6,341.48 is: 8,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.38 : 16,072.28 = 6,341.48 : x
  2. Step 2: Convert to fraction form
    11,646.38/16,072.28 = 6,341.48/x
  3. Step 3: Cross multiply
    11,646.38x = 16,072.28 × 6,341.48
  4. Step 4: Simplify right side
    11,646.38x = 101,922,058.03
  5. Step 5: Solve for x
    x = 101,922,058.03/11,646.38
  6. Step 6: Final answer
    x = 8,751.40

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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.