Home / 6,606.79-9,117.74-3,622.67

Finding the Fourth Proportional to 6,606.79, 9,117.74 and 3,622.67

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Solution

The fourth proportional to 6,606.79, 9,117.74 and 3,622.67 is: 4,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.79 : 9,117.74 = 3,622.67 : x
  2. Step 2: Convert to fraction form
    6,606.79/9,117.74 = 3,622.67/x
  3. Step 3: Cross multiply
    6,606.79x = 9,117.74 × 3,622.67
  4. Step 4: Simplify right side
    6,606.79x = 33,030,601.92
  5. Step 5: Solve for x
    x = 33,030,601.92/6,606.79
  6. Step 6: Final answer
    x = 4,999.49

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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.