Home / 11,690.76-16,133.30-6,586.34

Finding the Fourth Proportional to 11,690.76, 16,133.30 and 6,586.34

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Solution

The fourth proportional to 11,690.76, 16,133.30 and 6,586.34 is: 9,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.76 : 16,133.30 = 6,586.34 : x
  2. Step 2: Convert to fraction form
    11,690.76/16,133.30 = 6,586.34/x
  3. Step 3: Cross multiply
    11,690.76x = 16,133.30 × 6,586.34
  4. Step 4: Simplify right side
    11,690.76x = 106,259,285.52
  5. Step 5: Solve for x
    x = 106,259,285.52/11,690.76
  6. Step 6: Final answer
    x = 9,089.17

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Double scale
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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.