Home / 10,362.45-15,534.44-4,812.77

Finding the Fourth Proportional to 10,362.45, 15,534.44 and 4,812.77

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Solution

The fourth proportional to 10,362.45, 15,534.44 and 4,812.77 is: 7,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.45 : 15,534.44 = 4,812.77 : x
  2. Step 2: Convert to fraction form
    10,362.45/15,534.44 = 4,812.77/x
  3. Step 3: Cross multiply
    10,362.45x = 15,534.44 × 4,812.77
  4. Step 4: Simplify right side
    10,362.45x = 74,763,585.06
  5. Step 5: Solve for x
    x = 74,763,585.06/10,362.45
  6. Step 6: Final answer
    x = 7,214.86

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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.