Home / 7,260.93-10,890.06-3,927.61

Finding the Fourth Proportional to 7,260.93, 10,890.06 and 3,927.61

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Solution

The fourth proportional to 7,260.93, 10,890.06 and 3,927.61 is: 5,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.93 : 10,890.06 = 3,927.61 : x
  2. Step 2: Convert to fraction form
    7,260.93/10,890.06 = 3,927.61/x
  3. Step 3: Cross multiply
    7,260.93x = 10,890.06 × 3,927.61
  4. Step 4: Simplify right side
    7,260.93x = 42,771,908.56
  5. Step 5: Solve for x
    x = 42,771,908.56/7,260.93
  6. Step 6: Final answer
    x = 5,890.69

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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.