Home / 11,603.86-16,013.40-6,298.66

Finding the Fourth Proportional to 11,603.86, 16,013.40 and 6,298.66

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Solution

The fourth proportional to 11,603.86, 16,013.40 and 6,298.66 is: 8,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.86 : 16,013.40 = 6,298.66 : x
  2. Step 2: Convert to fraction form
    11,603.86/16,013.40 = 6,298.66/x
  3. Step 3: Cross multiply
    11,603.86x = 16,013.40 × 6,298.66
  4. Step 4: Simplify right side
    11,603.86x = 100,862,958.44
  5. Step 5: Solve for x
    x = 100,862,958.44/11,603.86
  6. Step 6: Final answer
    x = 8,692.19

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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.