Home / 7,639.26-10,542.18-4,327.26

Finding the Fourth Proportional to 7,639.26, 10,542.18 and 4,327.26

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Solution

The fourth proportional to 7,639.26, 10,542.18 and 4,327.26 is: 5,971.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.26 : 10,542.18 = 4,327.26 : x
  2. Step 2: Convert to fraction form
    7,639.26/10,542.18 = 4,327.26/x
  3. Step 3: Cross multiply
    7,639.26x = 10,542.18 × 4,327.26
  4. Step 4: Simplify right side
    7,639.26x = 45,618,753.83
  5. Step 5: Solve for x
    x = 45,618,753.83/7,639.26
  6. Step 6: Final answer
    x = 5,971.62

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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.