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Finding the Fourth Proportional to 4,665.44, 6,443.07 and 4,265.57

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Solution

The fourth proportional to 4,665.44, 6,443.07 and 4,265.57 is: 5,890.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.44 : 6,443.07 = 4,265.57 : x
  2. Step 2: Convert to fraction form
    4,665.44/6,443.07 = 4,265.57/x
  3. Step 3: Cross multiply
    4,665.44x = 6,443.07 × 4,265.57
  4. Step 4: Simplify right side
    4,665.44x = 27,483,366.10
  5. Step 5: Solve for x
    x = 27,483,366.10/4,665.44
  6. Step 6: Final answer
    x = 5,890.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.