Home / 7,305.12-10,076.88-5,962.80

Finding the Fourth Proportional to 7,305.12, 10,076.88 and 5,962.80

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Solution

The fourth proportional to 7,305.12, 10,076.88 and 5,962.80 is: 8,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.12 : 10,076.88 = 5,962.80 : x
  2. Step 2: Convert to fraction form
    7,305.12/10,076.88 = 5,962.80/x
  3. Step 3: Cross multiply
    7,305.12x = 10,076.88 × 5,962.80
  4. Step 4: Simplify right side
    7,305.12x = 60,086,420.06
  5. Step 5: Solve for x
    x = 60,086,420.06/7,305.12
  6. Step 6: Final answer
    x = 8,225.25

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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.