Home / 7,442.98-11,164.89-2,445.67

Finding the Fourth Proportional to 7,442.98, 11,164.89 and 2,445.67

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Solution

The fourth proportional to 7,442.98, 11,164.89 and 2,445.67 is: 3,668.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.98 : 11,164.89 = 2,445.67 : x
  2. Step 2: Convert to fraction form
    7,442.98/11,164.89 = 2,445.67/x
  3. Step 3: Cross multiply
    7,442.98x = 11,164.89 × 2,445.67
  4. Step 4: Simplify right side
    7,442.98x = 27,305,636.53
  5. Step 5: Solve for x
    x = 27,305,636.53/7,442.98
  6. Step 6: Final answer
    x = 3,668.64

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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.