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Finding the Fourth Proportional to 5,653.90, 8,482.20 and 2,365.17

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Solution

The fourth proportional to 5,653.90, 8,482.20 and 2,365.17 is: 3,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.90 : 8,482.20 = 2,365.17 : x
  2. Step 2: Convert to fraction form
    5,653.90/8,482.20 = 2,365.17/x
  3. Step 3: Cross multiply
    5,653.90x = 8,482.20 × 2,365.17
  4. Step 4: Simplify right side
    5,653.90x = 20,061,844.97
  5. Step 5: Solve for x
    x = 20,061,844.97/5,653.90
  6. Step 6: Final answer
    x = 3,548.32

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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.