Home / 7,270.56-10,033.74-4,127.76

Finding the Fourth Proportional to 7,270.56, 10,033.74 and 4,127.76

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Solution

The fourth proportional to 7,270.56, 10,033.74 and 4,127.76 is: 5,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.56 : 10,033.74 = 4,127.76 : x
  2. Step 2: Convert to fraction form
    7,270.56/10,033.74 = 4,127.76/x
  3. Step 3: Cross multiply
    7,270.56x = 10,033.74 × 4,127.76
  4. Step 4: Simplify right side
    7,270.56x = 41,416,870.62
  5. Step 5: Solve for x
    x = 41,416,870.62/7,270.56
  6. Step 6: Final answer
    x = 5,696.52

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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.