Home / 7,327.28-10,984.44-5,476.16

Finding the Fourth Proportional to 7,327.28, 10,984.44 and 5,476.16

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Solution

The fourth proportional to 7,327.28, 10,984.44 and 5,476.16 is: 8,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.28 : 10,984.44 = 5,476.16 : x
  2. Step 2: Convert to fraction form
    7,327.28/10,984.44 = 5,476.16/x
  3. Step 3: Cross multiply
    7,327.28x = 10,984.44 × 5,476.16
  4. Step 4: Simplify right side
    7,327.28x = 60,152,550.95
  5. Step 5: Solve for x
    x = 60,152,550.95/7,327.28
  6. Step 6: Final answer
    x = 8,209.40

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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.