Home / 5,327.98-7,980.36-4,393.04

Finding the Fourth Proportional to 5,327.98, 7,980.36 and 4,393.04

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Solution

The fourth proportional to 5,327.98, 7,980.36 and 4,393.04 is: 6,579.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.98 : 7,980.36 = 4,393.04 : x
  2. Step 2: Convert to fraction form
    5,327.98/7,980.36 = 4,393.04/x
  3. Step 3: Cross multiply
    5,327.98x = 7,980.36 × 4,393.04
  4. Step 4: Simplify right side
    5,327.98x = 35,057,984.32
  5. Step 5: Solve for x
    x = 35,057,984.32/5,327.98
  6. Step 6: Final answer
    x = 6,579.98

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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.