Home / 7,481.63-11,227.46-4,710.21

Finding the Fourth Proportional to 7,481.63, 11,227.46 and 4,710.21

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Solution

The fourth proportional to 7,481.63, 11,227.46 and 4,710.21 is: 7,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.63 : 11,227.46 = 4,710.21 : x
  2. Step 2: Convert to fraction form
    7,481.63/11,227.46 = 4,710.21/x
  3. Step 3: Cross multiply
    7,481.63x = 11,227.46 × 4,710.21
  4. Step 4: Simplify right side
    7,481.63x = 52,883,670.82
  5. Step 5: Solve for x
    x = 52,883,670.82/7,481.63
  6. Step 6: Final answer
    x = 7,068.47

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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.