Home / 11,798.52-16,280.09-6,761.77

Finding the Fourth Proportional to 11,798.52, 16,280.09 and 6,761.77

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Solution

The fourth proportional to 11,798.52, 16,280.09 and 6,761.77 is: 9,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.52 : 16,280.09 = 6,761.77 : x
  2. Step 2: Convert to fraction form
    11,798.52/16,280.09 = 6,761.77/x
  3. Step 3: Cross multiply
    11,798.52x = 16,280.09 × 6,761.77
  4. Step 4: Simplify right side
    11,798.52x = 110,082,108.95
  5. Step 5: Solve for x
    x = 110,082,108.95/11,798.52
  6. Step 6: Final answer
    x = 9,330.17

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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.