Home / 7,560.28-11,325.78-4,263.28

Finding the Fourth Proportional to 7,560.28, 11,325.78 and 4,263.28

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Solution

The fourth proportional to 7,560.28, 11,325.78 and 4,263.28 is: 6,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.28 : 11,325.78 = 4,263.28 : x
  2. Step 2: Convert to fraction form
    7,560.28/11,325.78 = 4,263.28/x
  3. Step 3: Cross multiply
    7,560.28x = 11,325.78 × 4,263.28
  4. Step 4: Simplify right side
    7,560.28x = 48,284,971.36
  5. Step 5: Solve for x
    x = 48,284,971.36/7,560.28
  6. Step 6: Final answer
    x = 6,386.66

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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.