Home / 11,853.38-16,356.87-6,548.15

Finding the Fourth Proportional to 11,853.38, 16,356.87 and 6,548.15

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Solution

The fourth proportional to 11,853.38, 16,356.87 and 6,548.15 is: 9,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853.38 : 16,356.87 = 6,548.15 : x
  2. Step 2: Convert to fraction form
    11,853.38/16,356.87 = 6,548.15/x
  3. Step 3: Cross multiply
    11,853.38x = 16,356.87 × 6,548.15
  4. Step 4: Simplify right side
    11,853.38x = 107,107,156.51
  5. Step 5: Solve for x
    x = 107,107,156.51/11,853.38
  6. Step 6: Final answer
    x = 9,036.01

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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.