Home / 7,334.70-10,121.25-4,309.50

Finding the Fourth Proportional to 7,334.70, 10,121.25 and 4,309.50

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Solution

The fourth proportional to 7,334.70, 10,121.25 and 4,309.50 is: 5,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.70 : 10,121.25 = 4,309.50 : x
  2. Step 2: Convert to fraction form
    7,334.70/10,121.25 = 4,309.50/x
  3. Step 3: Cross multiply
    7,334.70x = 10,121.25 × 4,309.50
  4. Step 4: Simplify right side
    7,334.70x = 43,617,526.88
  5. Step 5: Solve for x
    x = 43,617,526.88/7,334.70
  6. Step 6: Final answer
    x = 5,946.74

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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.