Home / 11,620.70-16,036.58-6,585.26

Finding the Fourth Proportional to 11,620.70, 16,036.58 and 6,585.26

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Solution

The fourth proportional to 11,620.70, 16,036.58 and 6,585.26 is: 9,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.70 : 16,036.58 = 6,585.26 : x
  2. Step 2: Convert to fraction form
    11,620.70/16,036.58 = 6,585.26/x
  3. Step 3: Cross multiply
    11,620.70x = 16,036.58 × 6,585.26
  4. Step 4: Simplify right side
    11,620.70x = 105,605,048.81
  5. Step 5: Solve for x
    x = 105,605,048.81/11,620.70
  6. Step 6: Final answer
    x = 9,087.67

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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.