Home / 9,481.23-14,220.90-2,907.45

Finding the Fourth Proportional to 9,481.23, 14,220.90 and 2,907.45

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Solution

The fourth proportional to 9,481.23, 14,220.90 and 2,907.45 is: 4,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.23 : 14,220.90 = 2,907.45 : x
  2. Step 2: Convert to fraction form
    9,481.23/14,220.90 = 2,907.45/x
  3. Step 3: Cross multiply
    9,481.23x = 14,220.90 × 2,907.45
  4. Step 4: Simplify right side
    9,481.23x = 41,346,555.71
  5. Step 5: Solve for x
    x = 41,346,555.71/9,481.23
  6. Step 6: Final answer
    x = 4,360.89

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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.