Home / 5,463.12-8,195.43-1,764.15

Finding the Fourth Proportional to 5,463.12, 8,195.43 and 1,764.15

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Solution

The fourth proportional to 5,463.12, 8,195.43 and 1,764.15 is: 2,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.12 : 8,195.43 = 1,764.15 : x
  2. Step 2: Convert to fraction form
    5,463.12/8,195.43 = 1,764.15/x
  3. Step 3: Cross multiply
    5,463.12x = 8,195.43 × 1,764.15
  4. Step 4: Simplify right side
    5,463.12x = 14,457,967.83
  5. Step 5: Solve for x
    x = 14,457,967.83/5,463.12
  6. Step 6: Final answer
    x = 2,646.47

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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.