Home / 5,378.02-8,066.82-1,482.32

Finding the Fourth Proportional to 5,378.02, 8,066.82 and 1,482.32

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Solution

The fourth proportional to 5,378.02, 8,066.82 and 1,482.32 is: 2,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.02 : 8,066.82 = 1,482.32 : x
  2. Step 2: Convert to fraction form
    5,378.02/8,066.82 = 1,482.32/x
  3. Step 3: Cross multiply
    5,378.02x = 8,066.82 × 1,482.32
  4. Step 4: Simplify right side
    5,378.02x = 11,957,608.62
  5. Step 5: Solve for x
    x = 11,957,608.62/5,378.02
  6. Step 6: Final answer
    x = 2,223.42

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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.