Home / 7,845.24-11,763.72-3,460.62

Finding the Fourth Proportional to 7,845.24, 11,763.72 and 3,460.62

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Solution

The fourth proportional to 7,845.24, 11,763.72 and 3,460.62 is: 5,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.24 : 11,763.72 = 3,460.62 : x
  2. Step 2: Convert to fraction form
    7,845.24/11,763.72 = 3,460.62/x
  3. Step 3: Cross multiply
    7,845.24x = 11,763.72 × 3,460.62
  4. Step 4: Simplify right side
    7,845.24x = 40,709,764.71
  5. Step 5: Solve for x
    x = 40,709,764.71/7,845.24
  6. Step 6: Final answer
    x = 5,189.10

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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.