Home / 5,505.12-7,596.99-2,987.19

Finding the Fourth Proportional to 5,505.12, 7,596.99 and 2,987.19

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Solution

The fourth proportional to 5,505.12, 7,596.99 and 2,987.19 is: 4,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.12 : 7,596.99 = 2,987.19 : x
  2. Step 2: Convert to fraction form
    5,505.12/7,596.99 = 2,987.19/x
  3. Step 3: Cross multiply
    5,505.12x = 7,596.99 × 2,987.19
  4. Step 4: Simplify right side
    5,505.12x = 22,693,652.56
  5. Step 5: Solve for x
    x = 22,693,652.56/5,505.12
  6. Step 6: Final answer
    x = 4,122.28

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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.