Home / 7,327.61-10,963.96-4,355.21

Finding the Fourth Proportional to 7,327.61, 10,963.96 and 4,355.21

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Solution

The fourth proportional to 7,327.61, 10,963.96 and 4,355.21 is: 6,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.61 : 10,963.96 = 4,355.21 : x
  2. Step 2: Convert to fraction form
    7,327.61/10,963.96 = 4,355.21/x
  3. Step 3: Cross multiply
    7,327.61x = 10,963.96 × 4,355.21
  4. Step 4: Simplify right side
    7,327.61x = 47,750,348.23
  5. Step 5: Solve for x
    x = 47,750,348.23/7,327.61
  6. Step 6: Final answer
    x = 6,516.50

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1.5x scale

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.