Home / 7,730.64-11,577.42-4,433.76

Finding the Fourth Proportional to 7,730.64, 11,577.42 and 4,433.76

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Solution

The fourth proportional to 7,730.64, 11,577.42 and 4,433.76 is: 6,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.64 : 11,577.42 = 4,433.76 : x
  2. Step 2: Convert to fraction form
    7,730.64/11,577.42 = 4,433.76/x
  3. Step 3: Cross multiply
    7,730.64x = 11,577.42 × 4,433.76
  4. Step 4: Simplify right side
    7,730.64x = 51,331,501.70
  5. Step 5: Solve for x
    x = 51,331,501.70/7,730.64
  6. Step 6: Final answer
    x = 6,640.01

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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.