Home / 7,629.59-11,440.97-2,946.00

Finding the Fourth Proportional to 7,629.59, 11,440.97 and 2,946.00

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Solution

The fourth proportional to 7,629.59, 11,440.97 and 2,946.00 is: 4,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.59 : 11,440.97 = 2,946.00 : x
  2. Step 2: Convert to fraction form
    7,629.59/11,440.97 = 2,946.00/x
  3. Step 3: Cross multiply
    7,629.59x = 11,440.97 × 2,946.00
  4. Step 4: Simplify right side
    7,629.59x = 33,705,048.59
  5. Step 5: Solve for x
    x = 33,705,048.59/7,629.59
  6. Step 6: Final answer
    x = 4,417.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.