Home / 7,362.32-11,041.90-2,430.78

Finding the Fourth Proportional to 7,362.32, 11,041.90 and 2,430.78

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Solution

The fourth proportional to 7,362.32, 11,041.90 and 2,430.78 is: 3,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.32 : 11,041.90 = 2,430.78 : x
  2. Step 2: Convert to fraction form
    7,362.32/11,041.90 = 2,430.78/x
  3. Step 3: Cross multiply
    7,362.32x = 11,041.90 × 2,430.78
  4. Step 4: Simplify right side
    7,362.32x = 26,840,429.68
  5. Step 5: Solve for x
    x = 26,840,429.68/7,362.32
  6. Step 6: Final answer
    x = 3,645.65

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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.